Home / 996,521.40-1,495,000.80-322,633.80

Finding the Fourth Proportional to 996,521.40, 1,495,000.80 and 322,633.80

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Solution

The fourth proportional to 996,521.40, 1,495,000.80 and 322,633.80 is: 484,021.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,521.40 : 1,495,000.80 = 322,633.80 : x
  2. Step 2: Convert to fraction form
    996,521.40/1,495,000.80 = 322,633.80/x
  3. Step 3: Cross multiply
    996,521.40x = 1,495,000.80 × 322,633.80
  4. Step 4: Simplify right side
    996,521.40x = 482,337,789,107.04
  5. Step 5: Solve for x
    x = 482,337,789,107.04/996,521.40
  6. Step 6: Final answer
    x = 484,021.51

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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.