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Finding the Fourth Proportional to 610,404.71, 914,677.56 and 310,435.79

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Solution

The fourth proportional to 610,404.71, 914,677.56 and 310,435.79 is: 465,180.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,404.71 : 914,677.56 = 310,435.79 : x
  2. Step 2: Convert to fraction form
    610,404.71/914,677.56 = 310,435.79/x
  3. Step 3: Cross multiply
    610,404.71x = 914,677.56 × 310,435.79
  4. Step 4: Simplify right side
    610,404.71x = 283,948,646,360.49
  5. Step 5: Solve for x
    x = 283,948,646,360.49/610,404.71
  6. Step 6: Final answer
    x = 465,180.96

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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.