Home / 756,792.20-1,044,380.30-417,272.52

Finding the Fourth Proportional to 756,792.20, 1,044,380.30 and 417,272.52

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Solution

The fourth proportional to 756,792.20, 1,044,380.30 and 417,272.52 is: 575,839.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,792.20 : 1,044,380.30 = 417,272.52 : x
  2. Step 2: Convert to fraction form
    756,792.20/1,044,380.30 = 417,272.52/x
  3. Step 3: Cross multiply
    756,792.20x = 1,044,380.30 × 417,272.52
  4. Step 4: Simplify right side
    756,792.20x = 435,791,199,619.36
  5. Step 5: Solve for x
    x = 435,791,199,619.36/756,792.20
  6. Step 6: Final answer
    x = 575,839.97

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1.5x scale

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.