Home / 440,048.16-659,966.52-203,163.36

Finding the Fourth Proportional to 440,048.16, 659,966.52 and 203,163.36

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Solution

The fourth proportional to 440,048.16, 659,966.52 and 203,163.36 is: 304,696.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,048.16 : 659,966.52 = 203,163.36 : x
  2. Step 2: Convert to fraction form
    440,048.16/659,966.52 = 203,163.36/x
  3. Step 3: Cross multiply
    440,048.16x = 659,966.52 × 203,163.36
  4. Step 4: Simplify right side
    440,048.16x = 134,081,015,690.71
  5. Step 5: Solve for x
    x = 134,081,015,690.71/440,048.16
  6. Step 6: Final answer
    x = 304,696.23

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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.