Home / 366,865.35-550,298.03-260,577.15

Finding the Fourth Proportional to 366,865.35, 550,298.03 and 260,577.15

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Solution

The fourth proportional to 366,865.35, 550,298.03 and 260,577.15 is: 390,865.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,865.35 : 550,298.03 = 260,577.15 : x
  2. Step 2: Convert to fraction form
    366,865.35/550,298.03 = 260,577.15/x
  3. Step 3: Cross multiply
    366,865.35x = 550,298.03 × 260,577.15
  4. Step 4: Simplify right side
    366,865.35x = 143,395,091,005.13
  5. Step 5: Solve for x
    x = 143,395,091,005.13/366,865.35
  6. Step 6: Final answer
    x = 390,865.73

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Similar ratio
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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.