Home / 999,252.83-1,498,664.48-316,193.79

Finding the Fourth Proportional to 999,252.83, 1,498,664.48 and 316,193.79

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Solution

The fourth proportional to 999,252.83, 1,498,664.48 and 316,193.79 is: 474,222.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,252.83 : 1,498,664.48 = 316,193.79 : x
  2. Step 2: Convert to fraction form
    999,252.83/1,498,664.48 = 316,193.79/x
  3. Step 3: Cross multiply
    999,252.83x = 1,498,664.48 × 316,193.79
  4. Step 4: Simplify right side
    999,252.83x = 473,868,400,288.61
  5. Step 5: Solve for x
    x = 473,868,400,288.61/999,252.83
  6. Step 6: Final answer
    x = 474,222.73

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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.