Home / 891,528.88-1,337,269.40-251,876.79

Finding the Fourth Proportional to 891,528.88, 1,337,269.40 and 251,876.79

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Solution

The fourth proportional to 891,528.88, 1,337,269.40 and 251,876.79 is: 377,808.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,528.88 : 1,337,269.40 = 251,876.79 : x
  2. Step 2: Convert to fraction form
    891,528.88/1,337,269.40 = 251,876.79/x
  3. Step 3: Cross multiply
    891,528.88x = 1,337,269.40 × 251,876.79
  4. Step 4: Simplify right side
    891,528.88x = 336,827,123,522.38
  5. Step 5: Solve for x
    x = 336,827,123,522.38/891,528.88
  6. Step 6: Final answer
    x = 377,808.43

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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.