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Finding the Fourth Proportional to 602,191.52, 831,050.16 and 347,541.92

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Solution

The fourth proportional to 602,191.52, 831,050.16 and 347,541.92 is: 479,622.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,191.52 : 831,050.16 = 347,541.92 : x
  2. Step 2: Convert to fraction form
    602,191.52/831,050.16 = 347,541.92/x
  3. Step 3: Cross multiply
    602,191.52x = 831,050.16 × 347,541.92
  4. Step 4: Simplify right side
    602,191.52x = 288,824,768,222.71
  5. Step 5: Solve for x
    x = 288,824,768,222.71/602,191.52
  6. Step 6: Final answer
    x = 479,622.78

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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.