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Finding the Fourth Proportional to 365,236.16, 546,869.76 and 238,562.72

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Solution

The fourth proportional to 365,236.16, 546,869.76 and 238,562.72 is: 357,201.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,236.16 : 546,869.76 = 238,562.72 : x
  2. Step 2: Convert to fraction form
    365,236.16/546,869.76 = 238,562.72/x
  3. Step 3: Cross multiply
    365,236.16x = 546,869.76 × 238,562.72
  4. Step 4: Simplify right side
    365,236.16x = 130,462,737,431.35
  5. Step 5: Solve for x
    x = 130,462,737,431.35/365,236.16
  6. Step 6: Final answer
    x = 357,201.04

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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.