Home / 881,746.97-1,215,668.71-571,096.85

Finding the Fourth Proportional to 881,746.97, 1,215,668.71 and 571,096.85

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Solution

The fourth proportional to 881,746.97, 1,215,668.71 and 571,096.85 is: 787,373.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,746.97 : 1,215,668.71 = 571,096.85 : x
  2. Step 2: Convert to fraction form
    881,746.97/1,215,668.71 = 571,096.85/x
  3. Step 3: Cross multiply
    881,746.97x = 1,215,668.71 × 571,096.85
  4. Step 4: Simplify right side
    881,746.97x = 694,264,570,924.56
  5. Step 5: Solve for x
    x = 694,264,570,924.56/881,746.97
  6. Step 6: Final answer
    x = 787,373.92

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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.