Home / 749,364.18-1,123,596.08-344,049.17

Finding the Fourth Proportional to 749,364.18, 1,123,596.08 and 344,049.17

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Solution

The fourth proportional to 749,364.18, 1,123,596.08 and 344,049.17 is: 515,867.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,364.18 : 1,123,596.08 = 344,049.17 : x
  2. Step 2: Convert to fraction form
    749,364.18/1,123,596.08 = 344,049.17/x
  3. Step 3: Cross multiply
    749,364.18x = 1,123,596.08 × 344,049.17
  4. Step 4: Simplify right side
    749,364.18x = 386,572,291,401.03
  5. Step 5: Solve for x
    x = 386,572,291,401.03/749,364.18
  6. Step 6: Final answer
    x = 515,867.05

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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.