Home / 766,255.68-1,149,415.86-226,513.14

Finding the Fourth Proportional to 766,255.68, 1,149,415.86 and 226,513.14

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Solution

The fourth proportional to 766,255.68, 1,149,415.86 and 226,513.14 is: 339,779.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,255.68 : 1,149,415.86 = 226,513.14 : x
  2. Step 2: Convert to fraction form
    766,255.68/1,149,415.86 = 226,513.14/x
  3. Step 3: Cross multiply
    766,255.68x = 1,149,415.86 × 226,513.14
  4. Step 4: Simplify right side
    766,255.68x = 260,357,795,614.40
  5. Step 5: Solve for x
    x = 260,357,795,614.40/766,255.68
  6. Step 6: Final answer
    x = 339,779.27

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Double scale
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1.5x scale

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.