Home / 982,902.52-1,355,885.22-676,446.85

Finding the Fourth Proportional to 982,902.52, 1,355,885.22 and 676,446.85

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Solution

The fourth proportional to 982,902.52, 1,355,885.22 and 676,446.85 is: 933,138.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,902.52 : 1,355,885.22 = 676,446.85 : x
  2. Step 2: Convert to fraction form
    982,902.52/1,355,885.22 = 676,446.85/x
  3. Step 3: Cross multiply
    982,902.52x = 1,355,885.22 × 676,446.85
  4. Step 4: Simplify right side
    982,902.52x = 917,184,286,030.56
  5. Step 5: Solve for x
    x = 917,184,286,030.56/982,902.52
  6. Step 6: Final answer
    x = 933,138.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.