Home / 591,810.20-887,132.10-292,045.40

Finding the Fourth Proportional to 591,810.20, 887,132.10 and 292,045.40

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Solution

The fourth proportional to 591,810.20, 887,132.10 and 292,045.40 is: 437,780.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,810.20 : 887,132.10 = 292,045.40 : x
  2. Step 2: Convert to fraction form
    591,810.20/887,132.10 = 292,045.40/x
  3. Step 3: Cross multiply
    591,810.20x = 887,132.10 × 292,045.40
  4. Step 4: Simplify right side
    591,810.20x = 259,082,848,997.34
  5. Step 5: Solve for x
    x = 259,082,848,997.34/591,810.20
  6. Step 6: Final answer
    x = 437,780.30

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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.