Home / 766,791.48-1,150,699.14-268,155.48

Finding the Fourth Proportional to 766,791.48, 1,150,699.14 and 268,155.48

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Solution

The fourth proportional to 766,791.48, 1,150,699.14 and 268,155.48 is: 402,412.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,791.48 : 1,150,699.14 = 268,155.48 : x
  2. Step 2: Convert to fraction form
    766,791.48/1,150,699.14 = 268,155.48/x
  3. Step 3: Cross multiply
    766,791.48x = 1,150,699.14 × 268,155.48
  4. Step 4: Simplify right side
    766,791.48x = 308,566,280,222.29
  5. Step 5: Solve for x
    x = 308,566,280,222.29/766,791.48
  6. Step 6: Final answer
    x = 402,412.24

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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.