Home / 323,981.59-447,094.78-180,741.63

Finding the Fourth Proportional to 323,981.59, 447,094.78 and 180,741.63

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Solution

The fourth proportional to 323,981.59, 447,094.78 and 180,741.63 is: 249,423.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,981.59 : 447,094.78 = 180,741.63 : x
  2. Step 2: Convert to fraction form
    323,981.59/447,094.78 = 180,741.63/x
  3. Step 3: Cross multiply
    323,981.59x = 447,094.78 × 180,741.63
  4. Step 4: Simplify right side
    323,981.59x = 80,808,639,301.69
  5. Step 5: Solve for x
    x = 80,808,639,301.69/323,981.59
  6. Step 6: Final answer
    x = 249,423.56

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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.