Home / 758,331.71-1,046,504.92-431,628.77

Finding the Fourth Proportional to 758,331.71, 1,046,504.92 and 431,628.77

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Solution

The fourth proportional to 758,331.71, 1,046,504.92 and 431,628.77 is: 595,651.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,331.71 : 1,046,504.92 = 431,628.77 : x
  2. Step 2: Convert to fraction form
    758,331.71/1,046,504.92 = 431,628.77/x
  3. Step 3: Cross multiply
    758,331.71x = 1,046,504.92 × 431,628.77
  4. Step 4: Simplify right side
    758,331.71x = 451,701,632,955.74
  5. Step 5: Solve for x
    x = 451,701,632,955.74/758,331.71
  6. Step 6: Final answer
    x = 595,651.78

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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.