Home / 755,822.29-1,043,034.77-416,290.54

Finding the Fourth Proportional to 755,822.29, 1,043,034.77 and 416,290.54

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Solution

The fourth proportional to 755,822.29, 1,043,034.77 and 416,290.54 is: 574,480.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,822.29 : 1,043,034.77 = 416,290.54 : x
  2. Step 2: Convert to fraction form
    755,822.29/1,043,034.77 = 416,290.54/x
  3. Step 3: Cross multiply
    755,822.29x = 1,043,034.77 × 416,290.54
  4. Step 4: Simplify right side
    755,822.29x = 434,205,508,030.91
  5. Step 5: Solve for x
    x = 434,205,508,030.91/755,822.29
  6. Step 6: Final answer
    x = 574,480.95

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1.5x scale

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.