Home / 749,344.10-1,124,016.15-243,952.70

Finding the Fourth Proportional to 749,344.10, 1,124,016.15 and 243,952.70

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Solution

The fourth proportional to 749,344.10, 1,124,016.15 and 243,952.70 is: 365,929.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,344.10 : 1,124,016.15 = 243,952.70 : x
  2. Step 2: Convert to fraction form
    749,344.10/1,124,016.15 = 243,952.70/x
  3. Step 3: Cross multiply
    749,344.10x = 1,124,016.15 × 243,952.70
  4. Step 4: Simplify right side
    749,344.10x = 274,206,774,636.11
  5. Step 5: Solve for x
    x = 274,206,774,636.11/749,344.10
  6. Step 6: Final answer
    x = 365,929.05

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.