Home / 486,514.24-729,841.02-149,583.18

Finding the Fourth Proportional to 486,514.24, 729,841.02 and 149,583.18

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Solution

The fourth proportional to 486,514.24, 729,841.02 and 149,583.18 is: 224,396.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,514.24 : 729,841.02 = 149,583.18 : x
  2. Step 2: Convert to fraction form
    486,514.24/729,841.02 = 149,583.18/x
  3. Step 3: Cross multiply
    486,514.24x = 729,841.02 × 149,583.18
  4. Step 4: Simplify right side
    486,514.24x = 109,171,940,666.04
  5. Step 5: Solve for x
    x = 109,171,940,666.04/486,514.24
  6. Step 6: Final answer
    x = 224,396.19

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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.