Home / 808,535.52-1,212,982.56-239,961.96

Finding the Fourth Proportional to 808,535.52, 1,212,982.56 and 239,961.96

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Solution

The fourth proportional to 808,535.52, 1,212,982.56 and 239,961.96 is: 359,996.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,535.52 : 1,212,982.56 = 239,961.96 : x
  2. Step 2: Convert to fraction form
    808,535.52/1,212,982.56 = 239,961.96/x
  3. Step 3: Cross multiply
    808,535.52x = 1,212,982.56 × 239,961.96
  4. Step 4: Simplify right side
    808,535.52x = 291,069,672,543.42
  5. Step 5: Solve for x
    x = 291,069,672,543.42/808,535.52
  6. Step 6: Final answer
    x = 359,996.15

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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.