Home / 996,814.30-1,495,440.15-322,780.90

Finding the Fourth Proportional to 996,814.30, 1,495,440.15 and 322,780.90

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Solution

The fourth proportional to 996,814.30, 1,495,440.15 and 322,780.90 is: 484,242.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,814.30 : 1,495,440.15 = 322,780.90 : x
  2. Step 2: Convert to fraction form
    996,814.30/1,495,440.15 = 322,780.90/x
  3. Step 3: Cross multiply
    996,814.30x = 1,495,440.15 × 322,780.90
  4. Step 4: Simplify right side
    996,814.30x = 482,699,517,513.14
  5. Step 5: Solve for x
    x = 482,699,517,513.14/996,814.30
  6. Step 6: Final answer
    x = 484,242.17

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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.