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Finding the Fourth Proportional to 602,286.68, 831,153.38 and 372,798.27

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Solution

The fourth proportional to 602,286.68, 831,153.38 and 372,798.27 is: 514,460.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,286.68 : 831,153.38 = 372,798.27 : x
  2. Step 2: Convert to fraction form
    602,286.68/831,153.38 = 372,798.27/x
  3. Step 3: Cross multiply
    602,286.68x = 831,153.38 × 372,798.27
  4. Step 4: Simplify right side
    602,286.68x = 309,852,540,304.66
  5. Step 5: Solve for x
    x = 309,852,540,304.66/602,286.68
  6. Step 6: Final answer
    x = 514,460.22

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1.5x scale

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.