Home / 800,355.92-1,104,431.29-437,761.04

Finding the Fourth Proportional to 800,355.92, 1,104,431.29 and 437,761.04

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Solution

The fourth proportional to 800,355.92, 1,104,431.29 and 437,761.04 is: 604,077.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,355.92 : 1,104,431.29 = 437,761.04 : x
  2. Step 2: Convert to fraction form
    800,355.92/1,104,431.29 = 437,761.04/x
  3. Step 3: Cross multiply
    800,355.92x = 1,104,431.29 × 437,761.04
  4. Step 4: Simplify right side
    800,355.92x = 483,476,983,502.38
  5. Step 5: Solve for x
    x = 483,476,983,502.38/800,355.92
  6. Step 6: Final answer
    x = 604,077.48

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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.