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Finding the Fourth Proportional to 997,305.12, 1,495,946.88 and 796,684.32

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Solution

The fourth proportional to 997,305.12, 1,495,946.88 and 796,684.32 is: 1,195,017.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,305.12 : 1,495,946.88 = 796,684.32 : x
  2. Step 2: Convert to fraction form
    997,305.12/1,495,946.88 = 796,684.32/x
  3. Step 3: Cross multiply
    997,305.12x = 1,495,946.88 × 796,684.32
  4. Step 4: Simplify right side
    997,305.12x = 1,191,797,422,848.92
  5. Step 5: Solve for x
    x = 1,191,797,422,848.92/997,305.12
  6. Step 6: Final answer
    x = 1,195,017.85

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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.