Home / 850,712.56-1,174,066.06-635,478.95

Finding the Fourth Proportional to 850,712.56, 1,174,066.06 and 635,478.95

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Solution

The fourth proportional to 850,712.56, 1,174,066.06 and 635,478.95 is: 877,022.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,712.56 : 1,174,066.06 = 635,478.95 : x
  2. Step 2: Convert to fraction form
    850,712.56/1,174,066.06 = 635,478.95/x
  3. Step 3: Cross multiply
    850,712.56x = 1,174,066.06 × 635,478.95
  4. Step 4: Simplify right side
    850,712.56x = 746,094,263,862.04
  5. Step 5: Solve for x
    x = 746,094,263,862.04/850,712.56
  6. Step 6: Final answer
    x = 877,022.75

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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.