Home / 415,769.37-573,763.13-224,784.12

Finding the Fourth Proportional to 415,769.37, 573,763.13 and 224,784.12

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Solution

The fourth proportional to 415,769.37, 573,763.13 and 224,784.12 is: 310,202.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,769.37 : 573,763.13 = 224,784.12 : x
  2. Step 2: Convert to fraction form
    415,769.37/573,763.13 = 224,784.12/x
  3. Step 3: Cross multiply
    415,769.37x = 573,763.13 × 224,784.12
  4. Step 4: Simplify right side
    415,769.37x = 128,972,842,136.13
  5. Step 5: Solve for x
    x = 128,972,842,136.13/415,769.37
  6. Step 6: Final answer
    x = 310,202.85

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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.