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Finding the Fourth Proportional to 602,335.71, 831,083.90 and 360,526.41

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Solution

The fourth proportional to 602,335.71, 831,083.90 and 360,526.41 is: 497,443.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,335.71 : 831,083.90 = 360,526.41 : x
  2. Step 2: Convert to fraction form
    602,335.71/831,083.90 = 360,526.41/x
  3. Step 3: Cross multiply
    602,335.71x = 831,083.90 × 360,526.41
  4. Step 4: Simplify right side
    602,335.71x = 299,627,693,073.17
  5. Step 5: Solve for x
    x = 299,627,693,073.17/602,335.71
  6. Step 6: Final answer
    x = 497,443.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.