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Finding the Fourth Proportional to 540,227.22, 810,341.43 and 140,867.65

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Solution

The fourth proportional to 540,227.22, 810,341.43 and 140,867.65 is: 211,301.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,227.22 : 810,341.43 = 140,867.65 : x
  2. Step 2: Convert to fraction form
    540,227.22/810,341.43 = 140,867.65/x
  3. Step 3: Cross multiply
    540,227.22x = 810,341.43 × 140,867.65
  4. Step 4: Simplify right side
    540,227.22x = 114,150,892,941.74
  5. Step 5: Solve for x
    x = 114,150,892,941.74/540,227.22
  6. Step 6: Final answer
    x = 211,301.63

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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.