Home / 748,744.26-1,033,479.20-442,927.02

Finding the Fourth Proportional to 748,744.26, 1,033,479.20 and 442,927.02

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Solution

The fourth proportional to 748,744.26, 1,033,479.20 and 442,927.02 is: 611,364.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,744.26 : 1,033,479.20 = 442,927.02 : x
  2. Step 2: Convert to fraction form
    748,744.26/1,033,479.20 = 442,927.02/x
  3. Step 3: Cross multiply
    748,744.26x = 1,033,479.20 × 442,927.02
  4. Step 4: Simplify right side
    748,744.26x = 457,755,862,287.98
  5. Step 5: Solve for x
    x = 457,755,862,287.98/748,744.26
  6. Step 6: Final answer
    x = 611,364.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.