Home / 1,017,647.05-1,526,512.08-259,508.17

Finding the Fourth Proportional to 1,017,647.05, 1,526,512.08 and 259,508.17

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Solution

The fourth proportional to 1,017,647.05, 1,526,512.08 and 259,508.17 is: 389,272.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,647.05 : 1,526,512.08 = 259,508.17 : x
  2. Step 2: Convert to fraction form
    1,017,647.05/1,526,512.08 = 259,508.17/x
  3. Step 3: Cross multiply
    1,017,647.05x = 1,526,512.08 × 259,508.17
  4. Step 4: Simplify right side
    1,017,647.05x = 396,142,356,363.69
  5. Step 5: Solve for x
    x = 396,142,356,363.69/1,017,647.05
  6. Step 6: Final answer
    x = 389,272.84

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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.