Home / 996,626.79-1,495,178.28-322,708.86

Finding the Fourth Proportional to 996,626.79, 1,495,178.28 and 322,708.86

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Solution

The fourth proportional to 996,626.79, 1,495,178.28 and 322,708.86 is: 484,140.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,626.79 : 1,495,178.28 = 322,708.86 : x
  2. Step 2: Convert to fraction form
    996,626.79/1,495,178.28 = 322,708.86/x
  3. Step 3: Cross multiply
    996,626.79x = 1,495,178.28 × 322,708.86
  4. Step 4: Simplify right side
    996,626.79x = 482,507,278,235.56
  5. Step 5: Solve for x
    x = 482,507,278,235.56/996,626.79
  6. Step 6: Final answer
    x = 484,140.39

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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.