Home / 540,397.20-810,158.22-225,090.12

Finding the Fourth Proportional to 540,397.20, 810,158.22 and 225,090.12

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Solution

The fourth proportional to 540,397.20, 810,158.22 and 225,090.12 is: 337,452.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,397.20 : 810,158.22 = 225,090.12 : x
  2. Step 2: Convert to fraction form
    540,397.20/810,158.22 = 225,090.12/x
  3. Step 3: Cross multiply
    540,397.20x = 810,158.22 × 225,090.12
  4. Step 4: Simplify right side
    540,397.20x = 182,358,610,958.79
  5. Step 5: Solve for x
    x = 182,358,610,958.79/540,397.20
  6. Step 6: Final answer
    x = 337,452.92

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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.