Home / 440,007.66-659,905.79-203,122.76

Finding the Fourth Proportional to 440,007.66, 659,905.79 and 203,122.76

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Solution

The fourth proportional to 440,007.66, 659,905.79 and 203,122.76 is: 304,635.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,007.66 : 659,905.79 = 203,122.76 : x
  2. Step 2: Convert to fraction form
    440,007.66/659,905.79 = 203,122.76/x
  3. Step 3: Cross multiply
    440,007.66x = 659,905.79 × 203,122.76
  4. Step 4: Simplify right side
    440,007.66x = 134,041,881,089.64
  5. Step 5: Solve for x
    x = 134,041,881,089.64/440,007.66
  6. Step 6: Final answer
    x = 304,635.34

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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.