Home / 756,658.06-1,044,195.13-417,138.46

Finding the Fourth Proportional to 756,658.06, 1,044,195.13 and 417,138.46

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Solution

The fourth proportional to 756,658.06, 1,044,195.13 and 417,138.46 is: 575,654.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,658.06 : 1,044,195.13 = 417,138.46 : x
  2. Step 2: Convert to fraction form
    756,658.06/1,044,195.13 = 417,138.46/x
  3. Step 3: Cross multiply
    756,658.06x = 1,044,195.13 × 417,138.46
  4. Step 4: Simplify right side
    756,658.06x = 435,573,948,467.70
  5. Step 5: Solve for x
    x = 435,573,948,467.70/756,658.06
  6. Step 6: Final answer
    x = 575,654.94

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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.