Home / 755,966.92-1,043,236.92-416,434.36

Finding the Fourth Proportional to 755,966.92, 1,043,236.92 and 416,434.36

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Solution

The fourth proportional to 755,966.92, 1,043,236.92 and 416,434.36 is: 574,680.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,966.92 : 1,043,236.92 = 416,434.36 : x
  2. Step 2: Convert to fraction form
    755,966.92/1,043,236.92 = 416,434.36/x
  3. Step 3: Cross multiply
    755,966.92x = 1,043,236.92 × 416,434.36
  4. Step 4: Simplify right side
    755,966.92x = 434,439,699,108.57
  5. Step 5: Solve for x
    x = 434,439,699,108.57/755,966.92
  6. Step 6: Final answer
    x = 574,680.83

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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.