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Finding the Fourth Proportional to 411,283.32, 567,343.02 and 239,182.44

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Solution

The fourth proportional to 411,283.32, 567,343.02 and 239,182.44 is: 329,939.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,283.32 : 567,343.02 = 239,182.44 : x
  2. Step 2: Convert to fraction form
    411,283.32/567,343.02 = 239,182.44/x
  3. Step 3: Cross multiply
    411,283.32x = 567,343.02 × 239,182.44
  4. Step 4: Simplify right side
    411,283.32x = 135,698,487,840.57
  5. Step 5: Solve for x
    x = 135,698,487,840.57/411,283.32
  6. Step 6: Final answer
    x = 329,939.20

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1.5x scale

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.