Home / 646,535.30-892,154.85-360,082.04

Finding the Fourth Proportional to 646,535.30, 892,154.85 and 360,082.04

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Solution

The fourth proportional to 646,535.30, 892,154.85 and 360,082.04 is: 496,877.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,535.30 : 892,154.85 = 360,082.04 : x
  2. Step 2: Convert to fraction form
    646,535.30/892,154.85 = 360,082.04/x
  3. Step 3: Cross multiply
    646,535.30x = 892,154.85 × 360,082.04
  4. Step 4: Simplify right side
    646,535.30x = 321,248,933,923.12
  5. Step 5: Solve for x
    x = 321,248,933,923.12/646,535.30
  6. Step 6: Final answer
    x = 496,877.64

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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.