Home / 440,020.08-660,162.96-183,977.06

Finding the Fourth Proportional to 440,020.08, 660,162.96 and 183,977.06

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Solution

The fourth proportional to 440,020.08, 660,162.96 and 183,977.06 is: 276,021.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,020.08 : 660,162.96 = 183,977.06 : x
  2. Step 2: Convert to fraction form
    440,020.08/660,162.96 = 183,977.06/x
  3. Step 3: Cross multiply
    440,020.08x = 660,162.96 × 183,977.06
  4. Step 4: Simplify right side
    440,020.08x = 121,454,837,200.88
  5. Step 5: Solve for x
    x = 121,454,837,200.88/440,020.08
  6. Step 6: Final answer
    x = 276,021.12

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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.