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Finding the Fourth Proportional to 437,507.36, 655,522.29 and 268,675.82

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Solution

The fourth proportional to 437,507.36, 655,522.29 and 268,675.82 is: 402,560.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,507.36 : 655,522.29 = 268,675.82 : x
  2. Step 2: Convert to fraction form
    437,507.36/655,522.29 = 268,675.82/x
  3. Step 3: Cross multiply
    437,507.36x = 655,522.29 × 268,675.82
  4. Step 4: Simplify right side
    437,507.36x = 176,122,988,794.03
  5. Step 5: Solve for x
    x = 176,122,988,794.03/437,507.36
  6. Step 6: Final answer
    x = 402,560.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.