Home / 675,025.11-1,012,538.65-275,665.89

Finding the Fourth Proportional to 675,025.11, 1,012,538.65 and 275,665.89

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Solution

The fourth proportional to 675,025.11, 1,012,538.65 and 275,665.89 is: 413,499.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,025.11 : 1,012,538.65 = 275,665.89 : x
  2. Step 2: Convert to fraction form
    675,025.11/1,012,538.65 = 275,665.89/x
  3. Step 3: Cross multiply
    675,025.11x = 1,012,538.65 × 275,665.89
  4. Step 4: Simplify right side
    675,025.11x = 279,122,363,048.96
  5. Step 5: Solve for x
    x = 279,122,363,048.96/675,025.11
  6. Step 6: Final answer
    x = 413,499.23

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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.