Home / 997,403.96-1,495,673.12-547,990.04

Finding the Fourth Proportional to 997,403.96, 1,495,673.12 and 547,990.04

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Solution

The fourth proportional to 997,403.96, 1,495,673.12 and 547,990.04 is: 821,747.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,403.96 : 1,495,673.12 = 547,990.04 : x
  2. Step 2: Convert to fraction form
    997,403.96/1,495,673.12 = 547,990.04/x
  3. Step 3: Cross multiply
    997,403.96x = 1,495,673.12 × 547,990.04
  4. Step 4: Simplify right side
    997,403.96x = 819,613,972,855.73
  5. Step 5: Solve for x
    x = 819,613,972,855.73/997,403.96
  6. Step 6: Final answer
    x = 821,747.26

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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.