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Finding the Fourth Proportional to 542,044.70, 747,996.48 and 297,028.01

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Solution

The fourth proportional to 542,044.70, 747,996.48 and 297,028.01 is: 409,884.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,044.70 : 747,996.48 = 297,028.01 : x
  2. Step 2: Convert to fraction form
    542,044.70/747,996.48 = 297,028.01/x
  3. Step 3: Cross multiply
    542,044.70x = 747,996.48 × 297,028.01
  4. Step 4: Simplify right side
    542,044.70x = 222,175,902,201.42
  5. Step 5: Solve for x
    x = 222,175,902,201.42/542,044.70
  6. Step 6: Final answer
    x = 409,884.84

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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.