Home / 681,818.25-1,022,875.02-261,094.14

Finding the Fourth Proportional to 681,818.25, 1,022,875.02 and 261,094.14

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Solution

The fourth proportional to 681,818.25, 1,022,875.02 and 261,094.14 is: 391,697.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,818.25 : 1,022,875.02 = 261,094.14 : x
  2. Step 2: Convert to fraction form
    681,818.25/1,022,875.02 = 261,094.14/x
  3. Step 3: Cross multiply
    681,818.25x = 1,022,875.02 × 261,094.14
  4. Step 4: Simplify right side
    681,818.25x = 267,066,673,674.38
  5. Step 5: Solve for x
    x = 267,066,673,674.38/681,818.25
  6. Step 6: Final answer
    x = 391,697.75

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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.