Home / 259,060.30-387,988.20-250,080.64

Finding the Fourth Proportional to 259,060.30, 387,988.20 and 250,080.64

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Solution

The fourth proportional to 259,060.30, 387,988.20 and 250,080.64 is: 374,539.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,060.30 : 387,988.20 = 250,080.64 : x
  2. Step 2: Convert to fraction form
    259,060.30/387,988.20 = 250,080.64/x
  3. Step 3: Cross multiply
    259,060.30x = 387,988.20 × 250,080.64
  4. Step 4: Simplify right side
    259,060.30x = 97,028,337,368.45
  5. Step 5: Solve for x
    x = 97,028,337,368.45/259,060.30
  6. Step 6: Final answer
    x = 374,539.59

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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.