Home / 949,331.86-1,309,937.09-576,600.95

Finding the Fourth Proportional to 949,331.86, 1,309,937.09 and 576,600.95

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Solution

The fourth proportional to 949,331.86, 1,309,937.09 and 576,600.95 is: 795,623.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,331.86 : 1,309,937.09 = 576,600.95 : x
  2. Step 2: Convert to fraction form
    949,331.86/1,309,937.09 = 576,600.95/x
  3. Step 3: Cross multiply
    949,331.86x = 1,309,937.09 × 576,600.95
  4. Step 4: Simplify right side
    949,331.86x = 755,310,970,926.07
  5. Step 5: Solve for x
    x = 755,310,970,926.07/949,331.86
  6. Step 6: Final answer
    x = 795,623.75

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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.