Home / 996,845.20-1,495,267.80-729,156.40

Finding the Fourth Proportional to 996,845.20, 1,495,267.80 and 729,156.40

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Solution

The fourth proportional to 996,845.20, 1,495,267.80 and 729,156.40 is: 1,093,734.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,845.20 : 1,495,267.80 = 729,156.40 : x
  2. Step 2: Convert to fraction form
    996,845.20/1,495,267.80 = 729,156.40/x
  3. Step 3: Cross multiply
    996,845.20x = 1,495,267.80 × 729,156.40
  4. Step 4: Simplify right side
    996,845.20x = 1,090,284,086,083.92
  5. Step 5: Solve for x
    x = 1,090,284,086,083.92/996,845.20
  6. Step 6: Final answer
    x = 1,093,734.60

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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.