Home / 804,651.91-1,110,431.90-442,082.85

Finding the Fourth Proportional to 804,651.91, 1,110,431.90 and 442,082.85

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Solution

The fourth proportional to 804,651.91, 1,110,431.90 and 442,082.85 is: 610,081.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,651.91 : 1,110,431.90 = 442,082.85 : x
  2. Step 2: Convert to fraction form
    804,651.91/1,110,431.90 = 442,082.85/x
  3. Step 3: Cross multiply
    804,651.91x = 1,110,431.90 × 442,082.85
  4. Step 4: Simplify right side
    804,651.91x = 490,902,896,024.00
  5. Step 5: Solve for x
    x = 490,902,896,024.00/804,651.91
  6. Step 6: Final answer
    x = 610,081.07

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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.