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Finding the Fourth Proportional to 522,792.88, 782,926.24 and 297,470.80

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Solution

The fourth proportional to 522,792.88, 782,926.24 and 297,470.80 is: 445,487.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,792.88 : 782,926.24 = 297,470.80 : x
  2. Step 2: Convert to fraction form
    522,792.88/782,926.24 = 297,470.80/x
  3. Step 3: Cross multiply
    522,792.88x = 782,926.24 × 297,470.80
  4. Step 4: Simplify right side
    522,792.88x = 232,897,694,953.79
  5. Step 5: Solve for x
    x = 232,897,694,953.79/522,792.88
  6. Step 6: Final answer
    x = 445,487.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.