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Finding the Fourth Proportional to 602,454.61, 831,387.77 and 334,182.61

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Solution

The fourth proportional to 602,454.61, 831,387.77 and 334,182.61 is: 461,172.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,454.61 : 831,387.77 = 334,182.61 : x
  2. Step 2: Convert to fraction form
    602,454.61/831,387.77 = 334,182.61/x
  3. Step 3: Cross multiply
    602,454.61x = 831,387.77 × 334,182.61
  4. Step 4: Simplify right side
    602,454.61x = 277,835,334,900.68
  5. Step 5: Solve for x
    x = 277,835,334,900.68/602,454.61
  6. Step 6: Final answer
    x = 461,172.23

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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.