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Finding the Fourth Proportional to 349,330.28, 523,621.70 and 180,680.80

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Solution

The fourth proportional to 349,330.28, 523,621.70 and 180,680.80 is: 270,827.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,330.28 : 523,621.70 = 180,680.80 : x
  2. Step 2: Convert to fraction form
    349,330.28/523,621.70 = 180,680.80/x
  3. Step 3: Cross multiply
    349,330.28x = 523,621.70 × 180,680.80
  4. Step 4: Simplify right side
    349,330.28x = 94,608,387,653.36
  5. Step 5: Solve for x
    x = 94,608,387,653.36/349,330.28
  6. Step 6: Final answer
    x = 270,827.90

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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.