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Finding the Fourth Proportional to 238,446.56, 357,420.72 and 175,172.60

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Solution

The fourth proportional to 238,446.56, 357,420.72 and 175,172.60 is: 262,575.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,446.56 : 357,420.72 = 175,172.60 : x
  2. Step 2: Convert to fraction form
    238,446.56/357,420.72 = 175,172.60/x
  3. Step 3: Cross multiply
    238,446.56x = 357,420.72 × 175,172.60
  4. Step 4: Simplify right side
    238,446.56x = 62,610,316,816.27
  5. Step 5: Solve for x
    x = 62,610,316,816.27/238,446.56
  6. Step 6: Final answer
    x = 262,575.89

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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.