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Finding the Fourth Proportional to 364,342.90, 546,530.76 and 111,604.97

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Solution

The fourth proportional to 364,342.90, 546,530.76 and 111,604.97 is: 167,412.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,342.90 : 546,530.76 = 111,604.97 : x
  2. Step 2: Convert to fraction form
    364,342.90/546,530.76 = 111,604.97/x
  3. Step 3: Cross multiply
    364,342.90x = 546,530.76 × 111,604.97
  4. Step 4: Simplify right side
    364,342.90x = 60,995,546,341.22
  5. Step 5: Solve for x
    x = 60,995,546,341.22/364,342.90
  6. Step 6: Final answer
    x = 167,412.48

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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.