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Finding the Fourth Proportional to 501,981.04, 752,750.52 and 235,817.20

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Solution

The fourth proportional to 501,981.04, 752,750.52 and 235,817.20 is: 353,621.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,981.04 : 752,750.52 = 235,817.20 : x
  2. Step 2: Convert to fraction form
    501,981.04/752,750.52 = 235,817.20/x
  3. Step 3: Cross multiply
    501,981.04x = 752,750.52 × 235,817.20
  4. Step 4: Simplify right side
    501,981.04x = 177,511,519,924.94
  5. Step 5: Solve for x
    x = 177,511,519,924.94/501,981.04
  6. Step 6: Final answer
    x = 353,621.96

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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.