Home / 755,869.72-1,043,100.12-416,337.96

Finding the Fourth Proportional to 755,869.72, 1,043,100.12 and 416,337.96

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Solution

The fourth proportional to 755,869.72, 1,043,100.12 and 416,337.96 is: 574,546.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,869.72 : 1,043,100.12 = 416,337.96 : x
  2. Step 2: Convert to fraction form
    755,869.72/1,043,100.12 = 416,337.96/x
  3. Step 3: Cross multiply
    755,869.72x = 1,043,100.12 × 416,337.96
  4. Step 4: Simplify right side
    755,869.72x = 434,282,176,036.56
  5. Step 5: Solve for x
    x = 434,282,176,036.56/755,869.72
  6. Step 6: Final answer
    x = 574,546.33

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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.