Home / 755,854.46-1,043,079.09-416,322.71

Finding the Fourth Proportional to 755,854.46, 1,043,079.09 and 416,322.71

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Solution

The fourth proportional to 755,854.46, 1,043,079.09 and 416,322.71 is: 574,525.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,854.46 : 1,043,079.09 = 416,322.71 : x
  2. Step 2: Convert to fraction form
    755,854.46/1,043,079.09 = 416,322.71/x
  3. Step 3: Cross multiply
    755,854.46x = 1,043,079.09 × 416,322.71
  4. Step 4: Simplify right side
    755,854.46x = 434,257,508,277.74
  5. Step 5: Solve for x
    x = 434,257,508,277.74/755,854.46
  6. Step 6: Final answer
    x = 574,525.30

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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.