Home / 749,759.46-1,124,638.29-244,319.64

Finding the Fourth Proportional to 749,759.46, 1,124,638.29 and 244,319.64

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Solution

The fourth proportional to 749,759.46, 1,124,638.29 and 244,319.64 is: 366,479.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,759.46 : 1,124,638.29 = 244,319.64 : x
  2. Step 2: Convert to fraction form
    749,759.46/1,124,638.29 = 244,319.64/x
  3. Step 3: Cross multiply
    749,759.46x = 1,124,638.29 × 244,319.64
  4. Step 4: Simplify right side
    749,759.46x = 274,771,222,143.02
  5. Step 5: Solve for x
    x = 274,771,222,143.02/749,759.46
  6. Step 6: Final answer
    x = 366,479.17

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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.