Home / 758,331.47-1,046,504.41-431,628.45

Finding the Fourth Proportional to 758,331.47, 1,046,504.41 and 431,628.45

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Solution

The fourth proportional to 758,331.47, 1,046,504.41 and 431,628.45 is: 595,651.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,331.47 : 1,046,504.41 = 431,628.45 : x
  2. Step 2: Convert to fraction form
    758,331.47/1,046,504.41 = 431,628.45/x
  3. Step 3: Cross multiply
    758,331.47x = 1,046,504.41 × 431,628.45
  4. Step 4: Simplify right side
    758,331.47x = 451,701,071,403.00
  5. Step 5: Solve for x
    x = 451,701,071,403.00/758,331.47
  6. Step 6: Final answer
    x = 595,651.23

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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.