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Finding the Fourth Proportional to 602,169.43, 831,030.60 and 347,537.02

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Solution

The fourth proportional to 602,169.43, 831,030.60 and 347,537.02 is: 479,622.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,169.43 : 831,030.60 = 347,537.02 : x
  2. Step 2: Convert to fraction form
    602,169.43/831,030.60 = 347,537.02/x
  3. Step 3: Cross multiply
    602,169.43x = 831,030.60 × 347,537.02
  4. Step 4: Simplify right side
    602,169.43x = 288,813,898,252.81
  5. Step 5: Solve for x
    x = 288,813,898,252.81/602,169.43
  6. Step 6: Final answer
    x = 479,622.32

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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.