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Finding the Fourth Proportional to 573,367.92, 791,132.76 and 347,028.72

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Solution

The fourth proportional to 573,367.92, 791,132.76 and 347,028.72 is: 478,830.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,367.92 : 791,132.76 = 347,028.72 : x
  2. Step 2: Convert to fraction form
    573,367.92/791,132.76 = 347,028.72/x
  3. Step 3: Cross multiply
    573,367.92x = 791,132.76 × 347,028.72
  4. Step 4: Simplify right side
    573,367.92x = 274,545,789,052.87
  5. Step 5: Solve for x
    x = 274,545,789,052.87/573,367.92
  6. Step 6: Final answer
    x = 478,830.05

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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.