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Finding the Fourth Proportional to 532,056.60, 795,780.90 and 476,299.80

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Solution

The fourth proportional to 532,056.60, 795,780.90 and 476,299.80 is: 712,387.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,056.60 : 795,780.90 = 476,299.80 : x
  2. Step 2: Convert to fraction form
    532,056.60/795,780.90 = 476,299.80/x
  3. Step 3: Cross multiply
    532,056.60x = 795,780.90 × 476,299.80
  4. Step 4: Simplify right side
    532,056.60x = 379,030,283,513.82
  5. Step 5: Solve for x
    x = 379,030,283,513.82/532,056.60
  6. Step 6: Final answer
    x = 712,387.15

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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.