Home / 847,251.06-1,271,051.64-248,231.76

Finding the Fourth Proportional to 847,251.06, 1,271,051.64 and 248,231.76

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Solution

The fourth proportional to 847,251.06, 1,271,051.64 and 248,231.76 is: 372,398.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,251.06 : 1,271,051.64 = 248,231.76 : x
  2. Step 2: Convert to fraction form
    847,251.06/1,271,051.64 = 248,231.76/x
  3. Step 3: Cross multiply
    847,251.06x = 1,271,051.64 × 248,231.76
  4. Step 4: Simplify right side
    847,251.06x = 315,515,385,648.09
  5. Step 5: Solve for x
    x = 315,515,385,648.09/847,251.06
  6. Step 6: Final answer
    x = 372,398.93

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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.