Home / 675,023.40-1,012,536.07-275,664.17

Finding the Fourth Proportional to 675,023.40, 1,012,536.07 and 275,664.17

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Solution

The fourth proportional to 675,023.40, 1,012,536.07 and 275,664.17 is: 413,496.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,023.40 : 1,012,536.07 = 275,664.17 : x
  2. Step 2: Convert to fraction form
    675,023.40/1,012,536.07 = 275,664.17/x
  3. Step 3: Cross multiply
    675,023.40x = 1,012,536.07 × 275,664.17
  4. Step 4: Simplify right side
    675,023.40x = 279,119,915,331.61
  5. Step 5: Solve for x
    x = 279,119,915,331.61/675,023.40
  6. Step 6: Final answer
    x = 413,496.65

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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.