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Finding the Fourth Proportional to 575,230.72, 862,848 and 175,869.92

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Solution

The fourth proportional to 575,230.72, 862,848 and 175,869.92 is: 263,805.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,230.72 : 862,848 = 175,869.92 : x
  2. Step 2: Convert to fraction form
    575,230.72/862,848 = 175,869.92/x
  3. Step 3: Cross multiply
    575,230.72x = 862,848 × 175,869.92
  4. Step 4: Simplify right side
    575,230.72x = 151,749,008,732.16
  5. Step 5: Solve for x
    x = 151,749,008,732.16/575,230.72
  6. Step 6: Final answer
    x = 263,805.47

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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.