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Finding the Fourth Proportional to 524,180.35, 723,194.88 and 427,217.48

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Solution

The fourth proportional to 524,180.35, 723,194.88 and 427,217.48 is: 589,418.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,180.35 : 723,194.88 = 427,217.48 : x
  2. Step 2: Convert to fraction form
    524,180.35/723,194.88 = 427,217.48/x
  3. Step 3: Cross multiply
    524,180.35x = 723,194.88 × 427,217.48
  4. Step 4: Simplify right side
    524,180.35x = 308,961,488,964.46
  5. Step 5: Solve for x
    x = 308,961,488,964.46/524,180.35
  6. Step 6: Final answer
    x = 589,418.30

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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.