Home / 731,989.92-1,096,385.79-304,228.83

Finding the Fourth Proportional to 731,989.92, 1,096,385.79 and 304,228.83

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Solution

The fourth proportional to 731,989.92, 1,096,385.79 and 304,228.83 is: 455,678.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,989.92 : 1,096,385.79 = 304,228.83 : x
  2. Step 2: Convert to fraction form
    731,989.92/1,096,385.79 = 304,228.83/x
  3. Step 3: Cross multiply
    731,989.92x = 1,096,385.79 × 304,228.83
  4. Step 4: Simplify right side
    731,989.92x = 333,552,166,120.33
  5. Step 5: Solve for x
    x = 333,552,166,120.33/731,989.92
  6. Step 6: Final answer
    x = 455,678.63

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1.5x scale

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.