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Finding the Fourth Proportional to 324,034.83, 447,189.66 and 180,798.08

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Solution

The fourth proportional to 324,034.83, 447,189.66 and 180,798.08 is: 249,513.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,034.83 : 447,189.66 = 180,798.08 : x
  2. Step 2: Convert to fraction form
    324,034.83/447,189.66 = 180,798.08/x
  3. Step 3: Cross multiply
    324,034.83x = 447,189.66 × 180,798.08
  4. Step 4: Simplify right side
    324,034.83x = 80,851,029,687.90
  5. Step 5: Solve for x
    x = 80,851,029,687.90/324,034.83
  6. Step 6: Final answer
    x = 249,513.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.