Home / 558,870.03-838,388.88-259,381.44

Finding the Fourth Proportional to 558,870.03, 838,388.88 and 259,381.44

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Solution

The fourth proportional to 558,870.03, 838,388.88 and 259,381.44 is: 389,111.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,870.03 : 838,388.88 = 259,381.44 : x
  2. Step 2: Convert to fraction form
    558,870.03/838,388.88 = 259,381.44/x
  3. Step 3: Cross multiply
    558,870.03x = 838,388.88 × 259,381.44
  4. Step 4: Simplify right side
    558,870.03x = 217,462,514,974.39
  5. Step 5: Solve for x
    x = 217,462,514,974.39/558,870.03
  6. Step 6: Final answer
    x = 389,111.07

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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.