Home / 756,722.34-1,044,229.59-417,190.59

Finding the Fourth Proportional to 756,722.34, 1,044,229.59 and 417,190.59

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Solution

The fourth proportional to 756,722.34, 1,044,229.59 and 417,190.59 is: 575,696.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,722.34 : 1,044,229.59 = 417,190.59 : x
  2. Step 2: Convert to fraction form
    756,722.34/1,044,229.59 = 417,190.59/x
  3. Step 3: Cross multiply
    756,722.34x = 1,044,229.59 × 417,190.59
  4. Step 4: Simplify right side
    756,722.34x = 435,642,758,747.56
  5. Step 5: Solve for x
    x = 435,642,758,747.56/756,722.34
  6. Step 6: Final answer
    x = 575,696.97

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Double scale
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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.