Home / 1,030,600.80-1,545,901.20-499,159.80

Finding the Fourth Proportional to 1,030,600.80, 1,545,901.20 and 499,159.80

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Solution

The fourth proportional to 1,030,600.80, 1,545,901.20 and 499,159.80 is: 748,739.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,600.80 : 1,545,901.20 = 499,159.80 : x
  2. Step 2: Convert to fraction form
    1,030,600.80/1,545,901.20 = 499,159.80/x
  3. Step 3: Cross multiply
    1,030,600.80x = 1,545,901.20 × 499,159.80
  4. Step 4: Simplify right side
    1,030,600.80x = 771,651,733,811.76
  5. Step 5: Solve for x
    x = 771,651,733,811.76/1,030,600.80
  6. Step 6: Final answer
    x = 748,739.70

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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.