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Finding the Fourth Proportional to 540,452.66, 810,403.56 and 180,494.02

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Solution

The fourth proportional to 540,452.66, 810,403.56 and 180,494.02 is: 270,649.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,452.66 : 810,403.56 = 180,494.02 : x
  2. Step 2: Convert to fraction form
    540,452.66/810,403.56 = 180,494.02/x
  3. Step 3: Cross multiply
    540,452.66x = 810,403.56 × 180,494.02
  4. Step 4: Simplify right side
    540,452.66x = 146,272,996,872.08
  5. Step 5: Solve for x
    x = 146,272,996,872.08/540,452.66
  6. Step 6: Final answer
    x = 270,649.05

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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.