Home / 756,679.57-1,044,225.89-417,159.97

Finding the Fourth Proportional to 756,679.57, 1,044,225.89 and 417,159.97

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Solution

The fourth proportional to 756,679.57, 1,044,225.89 and 417,159.97 is: 575,685.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,679.57 : 1,044,225.89 = 417,159.97 : x
  2. Step 2: Convert to fraction form
    756,679.57/1,044,225.89 = 417,159.97/x
  3. Step 3: Cross multiply
    756,679.57x = 1,044,225.89 × 417,159.97
  4. Step 4: Simplify right side
    756,679.57x = 435,609,240,945.62
  5. Step 5: Solve for x
    x = 435,609,240,945.62/756,679.57
  6. Step 6: Final answer
    x = 575,685.22

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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.