Home / 758,239.54-1,046,370.74-418,707.52

Finding the Fourth Proportional to 758,239.54, 1,046,370.74 and 418,707.52

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Solution

The fourth proportional to 758,239.54, 1,046,370.74 and 418,707.52 is: 577,816.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,239.54 : 1,046,370.74 = 418,707.52 : x
  2. Step 2: Convert to fraction form
    758,239.54/1,046,370.74 = 418,707.52/x
  3. Step 3: Cross multiply
    758,239.54x = 1,046,370.74 × 418,707.52
  4. Step 4: Simplify right side
    758,239.54x = 438,123,297,545.97
  5. Step 5: Solve for x
    x = 438,123,297,545.97/758,239.54
  6. Step 6: Final answer
    x = 577,816.47

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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.