Home / 382,468.23-527,492.25-339,479.10

Finding the Fourth Proportional to 382,468.23, 527,492.25 and 339,479.10

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Solution

The fourth proportional to 382,468.23, 527,492.25 and 339,479.10 is: 468,202.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,468.23 : 527,492.25 = 339,479.10 : x
  2. Step 2: Convert to fraction form
    382,468.23/527,492.25 = 339,479.10/x
  3. Step 3: Cross multiply
    382,468.23x = 527,492.25 × 339,479.10
  4. Step 4: Simplify right side
    382,468.23x = 179,072,594,286.98
  5. Step 5: Solve for x
    x = 179,072,594,286.98/382,468.23
  6. Step 6: Final answer
    x = 468,202.53

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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.