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Finding the Fourth Proportional to 632,180.76, 873,127.99 and 425,088.87

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Solution

The fourth proportional to 632,180.76, 873,127.99 and 425,088.87 is: 587,105.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,180.76 : 873,127.99 = 425,088.87 : x
  2. Step 2: Convert to fraction form
    632,180.76/873,127.99 = 425,088.87/x
  3. Step 3: Cross multiply
    632,180.76x = 873,127.99 × 425,088.87
  4. Step 4: Simplify right side
    632,180.76x = 371,156,990,634.47
  5. Step 5: Solve for x
    x = 371,156,990,634.47/632,180.76
  6. Step 6: Final answer
    x = 587,105.80

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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.