Home / 672,061.15-1,008,091.73-459,171.55

Finding the Fourth Proportional to 672,061.15, 1,008,091.73 and 459,171.55

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Solution

The fourth proportional to 672,061.15, 1,008,091.73 and 459,171.55 is: 688,757.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,061.15 : 1,008,091.73 = 459,171.55 : x
  2. Step 2: Convert to fraction form
    672,061.15/1,008,091.73 = 459,171.55/x
  3. Step 3: Cross multiply
    672,061.15x = 1,008,091.73 × 459,171.55
  4. Step 4: Simplify right side
    672,061.15x = 462,887,042,206.28
  5. Step 5: Solve for x
    x = 462,887,042,206.28/672,061.15
  6. Step 6: Final answer
    x = 688,757.33

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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.