Home / 296,577.20-444,865.80-279,081.20

Finding the Fourth Proportional to 296,577.20, 444,865.80 and 279,081.20

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Solution

The fourth proportional to 296,577.20, 444,865.80 and 279,081.20 is: 418,621.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,577.20 : 444,865.80 = 279,081.20 : x
  2. Step 2: Convert to fraction form
    296,577.20/444,865.80 = 279,081.20/x
  3. Step 3: Cross multiply
    296,577.20x = 444,865.80 × 279,081.20
  4. Step 4: Simplify right side
    296,577.20x = 124,153,681,302.96
  5. Step 5: Solve for x
    x = 124,153,681,302.96/296,577.20
  6. Step 6: Final answer
    x = 418,621.80

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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.