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Finding the Fourth Proportional to 322,320.22, 483,248.75 and 151,445.59

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Solution

The fourth proportional to 322,320.22, 483,248.75 and 151,445.59 is: 227,059.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,320.22 : 483,248.75 = 151,445.59 : x
  2. Step 2: Convert to fraction form
    322,320.22/483,248.75 = 151,445.59/x
  3. Step 3: Cross multiply
    322,320.22x = 483,248.75 × 151,445.59
  4. Step 4: Simplify right side
    322,320.22x = 73,185,890,095.16
  5. Step 5: Solve for x
    x = 73,185,890,095.16/322,320.22
  6. Step 6: Final answer
    x = 227,059.57

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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.