Home / 754,476.68-1,131,698.58-354,895.96

Finding the Fourth Proportional to 754,476.68, 1,131,698.58 and 354,895.96

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Solution

The fourth proportional to 754,476.68, 1,131,698.58 and 354,895.96 is: 532,336.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,476.68 : 1,131,698.58 = 354,895.96 : x
  2. Step 2: Convert to fraction form
    754,476.68/1,131,698.58 = 354,895.96/x
  3. Step 3: Cross multiply
    754,476.68x = 1,131,698.58 × 354,895.96
  4. Step 4: Simplify right side
    754,476.68x = 401,635,253,979.74
  5. Step 5: Solve for x
    x = 401,635,253,979.74/754,476.68
  6. Step 6: Final answer
    x = 532,336.21

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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.