Home / 540,848.86-810,031.14-270,146.10

Finding the Fourth Proportional to 540,848.86, 810,031.14 and 270,146.10

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Solution

The fourth proportional to 540,848.86, 810,031.14 and 270,146.10 is: 404,598.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,848.86 : 810,031.14 = 270,146.10 : x
  2. Step 2: Convert to fraction form
    540,848.86/810,031.14 = 270,146.10/x
  3. Step 3: Cross multiply
    540,848.86x = 810,031.14 × 270,146.10
  4. Step 4: Simplify right side
    540,848.86x = 218,826,753,349.55
  5. Step 5: Solve for x
    x = 218,826,753,349.55/540,848.86
  6. Step 6: Final answer
    x = 404,598.71

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Similar ratio
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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.