Home / 352,306.45-528,460.04-165,318.13

Finding the Fourth Proportional to 352,306.45, 528,460.04 and 165,318.13

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Solution

The fourth proportional to 352,306.45, 528,460.04 and 165,318.13 is: 247,977.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,306.45 : 528,460.04 = 165,318.13 : x
  2. Step 2: Convert to fraction form
    352,306.45/528,460.04 = 165,318.13/x
  3. Step 3: Cross multiply
    352,306.45x = 528,460.04 × 165,318.13
  4. Step 4: Simplify right side
    352,306.45x = 87,364,025,592.53
  5. Step 5: Solve for x
    x = 87,364,025,592.53/352,306.45
  6. Step 6: Final answer
    x = 247,977.37

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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.