Home / 999,251.33-1,498,662.23-316,192.29

Finding the Fourth Proportional to 999,251.33, 1,498,662.23 and 316,192.29

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Solution

The fourth proportional to 999,251.33, 1,498,662.23 and 316,192.29 is: 474,220.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,251.33 : 1,498,662.23 = 316,192.29 : x
  2. Step 2: Convert to fraction form
    999,251.33/1,498,662.23 = 316,192.29/x
  3. Step 3: Cross multiply
    999,251.33x = 1,498,662.23 × 316,192.29
  4. Step 4: Simplify right side
    999,251.33x = 473,865,440,859.25
  5. Step 5: Solve for x
    x = 473,865,440,859.25/999,251.33
  6. Step 6: Final answer
    x = 474,220.48

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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.