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Finding the Fourth Proportional to 363,176.70, 544,959.45 and 152,835.90

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Solution

The fourth proportional to 363,176.70, 544,959.45 and 152,835.90 is: 229,335.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,176.70 : 544,959.45 = 152,835.90 : x
  2. Step 2: Convert to fraction form
    363,176.70/544,959.45 = 152,835.90/x
  3. Step 3: Cross multiply
    363,176.70x = 544,959.45 × 152,835.90
  4. Step 4: Simplify right side
    363,176.70x = 83,289,368,004.26
  5. Step 5: Solve for x
    x = 83,289,368,004.26/363,176.70
  6. Step 6: Final answer
    x = 229,335.66

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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.