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Finding the Fourth Proportional to 602,598.14, 831,974.98 and 373,398.64

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Solution

The fourth proportional to 602,598.14, 831,974.98 and 373,398.64 is: 515,531.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,598.14 : 831,974.98 = 373,398.64 : x
  2. Step 2: Convert to fraction form
    602,598.14/831,974.98 = 373,398.64/x
  3. Step 3: Cross multiply
    602,598.14x = 831,974.98 × 373,398.64
  4. Step 4: Simplify right side
    602,598.14x = 310,658,326,046.03
  5. Step 5: Solve for x
    x = 310,658,326,046.03/602,598.14
  6. Step 6: Final answer
    x = 515,531.51

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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.