Home / 415,756.28-573,743.72-224,769.62

Finding the Fourth Proportional to 415,756.28, 573,743.72 and 224,769.62

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Solution

The fourth proportional to 415,756.28, 573,743.72 and 224,769.62 is: 310,182.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,756.28 : 573,743.72 = 224,769.62 : x
  2. Step 2: Convert to fraction form
    415,756.28/573,743.72 = 224,769.62/x
  3. Step 3: Cross multiply
    415,756.28x = 573,743.72 × 224,769.62
  4. Step 4: Simplify right side
    415,756.28x = 128,960,159,918.07
  5. Step 5: Solve for x
    x = 128,960,159,918.07/415,756.28
  6. Step 6: Final answer
    x = 310,182.11

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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.