Home / 755,855.46-1,043,080.47-416,323.71

Finding the Fourth Proportional to 755,855.46, 1,043,080.47 and 416,323.71

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Solution

The fourth proportional to 755,855.46, 1,043,080.47 and 416,323.71 is: 574,526.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,855.46 : 1,043,080.47 = 416,323.71 : x
  2. Step 2: Convert to fraction form
    755,855.46/1,043,080.47 = 416,323.71/x
  3. Step 3: Cross multiply
    755,855.46x = 1,043,080.47 × 416,323.71
  4. Step 4: Simplify right side
    755,855.46x = 434,259,125,883.54
  5. Step 5: Solve for x
    x = 434,259,125,883.54/755,855.46
  6. Step 6: Final answer
    x = 574,526.68

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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.