Home / 282,034.20-423,051.30-269,592.60

Finding the Fourth Proportional to 282,034.20, 423,051.30 and 269,592.60

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Solution

The fourth proportional to 282,034.20, 423,051.30 and 269,592.60 is: 404,388.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,034.20 : 423,051.30 = 269,592.60 : x
  2. Step 2: Convert to fraction form
    282,034.20/423,051.30 = 269,592.60/x
  3. Step 3: Cross multiply
    282,034.20x = 423,051.30 × 269,592.60
  4. Step 4: Simplify right side
    282,034.20x = 114,051,499,900.38
  5. Step 5: Solve for x
    x = 114,051,499,900.38/282,034.20
  6. Step 6: Final answer
    x = 404,388.90

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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.