Home / 324,108.40-447,216.10-180,868.10

Finding the Fourth Proportional to 324,108.40, 447,216.10 and 180,868.10

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Solution

The fourth proportional to 324,108.40, 447,216.10 and 180,868.10 is: 249,568.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,108.40 : 447,216.10 = 180,868.10 : x
  2. Step 2: Convert to fraction form
    324,108.40/447,216.10 = 180,868.10/x
  3. Step 3: Cross multiply
    324,108.40x = 447,216.10 × 180,868.10
  4. Step 4: Simplify right side
    324,108.40x = 80,887,126,296.41
  5. Step 5: Solve for x
    x = 80,887,126,296.41/324,108.40
  6. Step 6: Final answer
    x = 249,568.13

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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.