Home / 602,407.33-831,325.17-330,500.35

Finding the Fourth Proportional to 602,407.33, 831,325.17 and 330,500.35

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Solution

The fourth proportional to 602,407.33, 831,325.17 and 330,500.35 is: 456,092.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,407.33 : 831,325.17 = 330,500.35 : x
  2. Step 2: Convert to fraction form
    602,407.33/831,325.17 = 330,500.35/x
  3. Step 3: Cross multiply
    602,407.33x = 831,325.17 × 330,500.35
  4. Step 4: Simplify right side
    602,407.33x = 274,753,261,927.34
  5. Step 5: Solve for x
    x = 274,753,261,927.34/602,407.33
  6. Step 6: Final answer
    x = 456,092.16

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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.