Home / 728,737.50-1,093,281.30-230,101.50

Finding the Fourth Proportional to 728,737.50, 1,093,281.30 and 230,101.50

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Solution

The fourth proportional to 728,737.50, 1,093,281.30 and 230,101.50 is: 345,207.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,737.50 : 1,093,281.30 = 230,101.50 : x
  2. Step 2: Convert to fraction form
    728,737.50/1,093,281.30 = 230,101.50/x
  3. Step 3: Cross multiply
    728,737.50x = 1,093,281.30 × 230,101.50
  4. Step 4: Simplify right side
    728,737.50x = 251,565,667,051.95
  5. Step 5: Solve for x
    x = 251,565,667,051.95/728,737.50
  6. Step 6: Final answer
    x = 345,207.52

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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.