Home / 413,243.10-619,623.80-160,228

Finding the Fourth Proportional to 413,243.10, 619,623.80 and 160,228

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Solution

The fourth proportional to 413,243.10, 619,623.80 and 160,228 is: 240,248.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,243.10 : 619,623.80 = 160,228 : x
  2. Step 2: Convert to fraction form
    413,243.10/619,623.80 = 160,228/x
  3. Step 3: Cross multiply
    413,243.10x = 619,623.80 × 160,228
  4. Step 4: Simplify right side
    413,243.10x = 99,281,081,425.26
  5. Step 5: Solve for x
    x = 99,281,081,425.26/413,243.10
  6. Step 6: Final answer
    x = 240,248.62

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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.