Home / 854,468.72-1,281,775.92-223,381.52

Finding the Fourth Proportional to 854,468.72, 1,281,775.92 and 223,381.52

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Solution

The fourth proportional to 854,468.72, 1,281,775.92 and 223,381.52 is: 335,091.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,468.72 : 1,281,775.92 = 223,381.52 : x
  2. Step 2: Convert to fraction form
    854,468.72/1,281,775.92 = 223,381.52/x
  3. Step 3: Cross multiply
    854,468.72x = 1,281,775.92 × 223,381.52
  4. Step 4: Simplify right side
    854,468.72x = 286,325,053,309.00
  5. Step 5: Solve for x
    x = 286,325,053,309.00/854,468.72
  6. Step 6: Final answer
    x = 335,091.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.