Home / 486,475.49-730,045.41-170,932.43

Finding the Fourth Proportional to 486,475.49, 730,045.41 and 170,932.43

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Solution

The fourth proportional to 486,475.49, 730,045.41 and 170,932.43 is: 256,515.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,475.49 : 730,045.41 = 170,932.43 : x
  2. Step 2: Convert to fraction form
    486,475.49/730,045.41 = 170,932.43/x
  3. Step 3: Cross multiply
    486,475.49x = 730,045.41 × 170,932.43
  4. Step 4: Simplify right side
    486,475.49x = 124,788,435,941.65
  5. Step 5: Solve for x
    x = 124,788,435,941.65/486,475.49
  6. Step 6: Final answer
    x = 256,515.36

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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.