Home / 415,719.80-573,689.76-224,731.52

Finding the Fourth Proportional to 415,719.80, 573,689.76 and 224,731.52

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Solution

The fourth proportional to 415,719.80, 573,689.76 and 224,731.52 is: 310,127.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,719.80 : 573,689.76 = 224,731.52 : x
  2. Step 2: Convert to fraction form
    415,719.80/573,689.76 = 224,731.52/x
  3. Step 3: Cross multiply
    415,719.80x = 573,689.76 × 224,731.52
  4. Step 4: Simplify right side
    415,719.80x = 128,926,171,773.24
  5. Step 5: Solve for x
    x = 128,926,171,773.24/415,719.80
  6. Step 6: Final answer
    x = 310,127.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.