Home / 1,111,158.32-1,666,738.32-269,710.88

Finding the Fourth Proportional to 1,111,158.32, 1,666,738.32 and 269,710.88

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Solution

The fourth proportional to 1,111,158.32, 1,666,738.32 and 269,710.88 is: 404,566.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,158.32 : 1,666,738.32 = 269,710.88 : x
  2. Step 2: Convert to fraction form
    1,111,158.32/1,666,738.32 = 269,710.88/x
  3. Step 3: Cross multiply
    1,111,158.32x = 1,666,738.32 × 269,710.88
  4. Step 4: Simplify right side
    1,111,158.32x = 449,537,459,016.92
  5. Step 5: Solve for x
    x = 449,537,459,016.92/1,111,158.32
  6. Step 6: Final answer
    x = 404,566.52

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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.