Home / 415,719.86-573,693.73-224,733.20

Finding the Fourth Proportional to 415,719.86, 573,693.73 and 224,733.20

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Solution

The fourth proportional to 415,719.86, 573,693.73 and 224,733.20 is: 310,131.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,719.86 : 573,693.73 = 224,733.20 : x
  2. Step 2: Convert to fraction form
    415,719.86/573,693.73 = 224,733.20/x
  3. Step 3: Cross multiply
    415,719.86x = 573,693.73 × 224,733.20
  4. Step 4: Simplify right side
    415,719.86x = 128,928,024,332.53
  5. Step 5: Solve for x
    x = 128,928,024,332.53/415,719.86
  6. Step 6: Final answer
    x = 310,131.99

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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.