Home / 884,337.30-1,325,145.15-658,638.90

Finding the Fourth Proportional to 884,337.30, 1,325,145.15 and 658,638.90

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Solution

The fourth proportional to 884,337.30, 1,325,145.15 and 658,638.90 is: 986,944.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,337.30 : 1,325,145.15 = 658,638.90 : x
  2. Step 2: Convert to fraction form
    884,337.30/1,325,145.15 = 658,638.90/x
  3. Step 3: Cross multiply
    884,337.30x = 1,325,145.15 × 658,638.90
  4. Step 4: Simplify right side
    884,337.30x = 872,792,143,936.34
  5. Step 5: Solve for x
    x = 872,792,143,936.34/884,337.30
  6. Step 6: Final answer
    x = 986,944.85

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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.