Home / 499,276.20-748,914.30-249,925.80

Finding the Fourth Proportional to 499,276.20, 748,914.30 and 249,925.80

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Solution

The fourth proportional to 499,276.20, 748,914.30 and 249,925.80 is: 374,888.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,276.20 : 748,914.30 = 249,925.80 : x
  2. Step 2: Convert to fraction form
    499,276.20/748,914.30 = 249,925.80/x
  3. Step 3: Cross multiply
    499,276.20x = 748,914.30 × 249,925.80
  4. Step 4: Simplify right side
    499,276.20x = 187,173,005,558.94
  5. Step 5: Solve for x
    x = 187,173,005,558.94/499,276.20
  6. Step 6: Final answer
    x = 374,888.70

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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.