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Finding the Fourth Proportional to 602,597.14, 831,973.60 and 373,397.65

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Solution

The fourth proportional to 602,597.14, 831,973.60 and 373,397.65 is: 515,530.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,597.14 : 831,973.60 = 373,397.65 : x
  2. Step 2: Convert to fraction form
    602,597.14/831,973.60 = 373,397.65/x
  3. Step 3: Cross multiply
    602,597.14x = 831,973.60 × 373,397.65
  4. Step 4: Simplify right side
    602,597.14x = 310,656,982,942.17
  5. Step 5: Solve for x
    x = 310,656,982,942.17/602,597.14
  6. Step 6: Final answer
    x = 515,530.14

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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.