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Finding the Fourth Proportional to 499,358.60, 749,037.90 and 183,750.20

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Solution

The fourth proportional to 499,358.60, 749,037.90 and 183,750.20 is: 275,625.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,358.60 : 749,037.90 = 183,750.20 : x
  2. Step 2: Convert to fraction form
    499,358.60/749,037.90 = 183,750.20/x
  3. Step 3: Cross multiply
    499,358.60x = 749,037.90 × 183,750.20
  4. Step 4: Simplify right side
    499,358.60x = 137,635,863,932.58
  5. Step 5: Solve for x
    x = 137,635,863,932.58/499,358.60
  6. Step 6: Final answer
    x = 275,625.30

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Similar ratio
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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.