Home / 855,830.07-1,181,082.38-473,856.85

Finding the Fourth Proportional to 855,830.07, 1,181,082.38 and 473,856.85

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Solution

The fourth proportional to 855,830.07, 1,181,082.38 and 473,856.85 is: 653,942.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,830.07 : 1,181,082.38 = 473,856.85 : x
  2. Step 2: Convert to fraction form
    855,830.07/1,181,082.38 = 473,856.85/x
  3. Step 3: Cross multiply
    855,830.07x = 1,181,082.38 × 473,856.85
  4. Step 4: Simplify right side
    855,830.07x = 559,663,976,177.30
  5. Step 5: Solve for x
    x = 559,663,976,177.30/855,830.07
  6. Step 6: Final answer
    x = 653,942.87

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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.