Home / 415,330.16-573,155.82-224,343.54

Finding the Fourth Proportional to 415,330.16, 573,155.82 and 224,343.54

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Solution

The fourth proportional to 415,330.16, 573,155.82 and 224,343.54 is: 309,594.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,330.16 : 573,155.82 = 224,343.54 : x
  2. Step 2: Convert to fraction form
    415,330.16/573,155.82 = 224,343.54/x
  3. Step 3: Cross multiply
    415,330.16x = 573,155.82 × 224,343.54
  4. Step 4: Simplify right side
    415,330.16x = 128,583,805,630.40
  5. Step 5: Solve for x
    x = 128,583,805,630.40/415,330.16
  6. Step 6: Final answer
    x = 309,594.20

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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.