Home / 324,109.41-447,217.47-180,869.10

Finding the Fourth Proportional to 324,109.41, 447,217.47 and 180,869.10

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Solution

The fourth proportional to 324,109.41, 447,217.47 and 180,869.10 is: 249,569.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,109.41 : 447,217.47 = 180,869.10 : x
  2. Step 2: Convert to fraction form
    324,109.41/447,217.47 = 180,869.10/x
  3. Step 3: Cross multiply
    324,109.41x = 447,217.47 × 180,869.10
  4. Step 4: Simplify right side
    324,109.41x = 80,887,821,303.18
  5. Step 5: Solve for x
    x = 80,887,821,303.18/324,109.41
  6. Step 6: Final answer
    x = 249,569.49

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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.