Home / 229,715.10-344,572.65-204,345.90

Finding the Fourth Proportional to 229,715.10, 344,572.65 and 204,345.90

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Solution

The fourth proportional to 229,715.10, 344,572.65 and 204,345.90 is: 306,518.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,715.10 : 344,572.65 = 204,345.90 : x
  2. Step 2: Convert to fraction form
    229,715.10/344,572.65 = 204,345.90/x
  3. Step 3: Cross multiply
    229,715.10x = 344,572.65 × 204,345.90
  4. Step 4: Simplify right side
    229,715.10x = 70,412,008,279.64
  5. Step 5: Solve for x
    x = 70,412,008,279.64/229,715.10
  6. Step 6: Final answer
    x = 306,518.85

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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.