Home / 850,634.47-1,173,874.92-468,661.25

Finding the Fourth Proportional to 850,634.47, 1,173,874.92 and 468,661.25

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Solution

The fourth proportional to 850,634.47, 1,173,874.92 and 468,661.25 is: 646,752.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,634.47 : 1,173,874.92 = 468,661.25 : x
  2. Step 2: Convert to fraction form
    850,634.47/1,173,874.92 = 468,661.25/x
  3. Step 3: Cross multiply
    850,634.47x = 1,173,874.92 × 468,661.25
  4. Step 4: Simplify right side
    850,634.47x = 550,149,687,350.85
  5. Step 5: Solve for x
    x = 550,149,687,350.85/850,634.47
  6. Step 6: Final answer
    x = 646,752.17

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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.