Home / 711,704.72-1,066,871.24-262,179.88

Finding the Fourth Proportional to 711,704.72, 1,066,871.24 and 262,179.88

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Solution

The fourth proportional to 711,704.72, 1,066,871.24 and 262,179.88 is: 393,017.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,704.72 : 1,066,871.24 = 262,179.88 : x
  2. Step 2: Convert to fraction form
    711,704.72/1,066,871.24 = 262,179.88/x
  3. Step 3: Cross multiply
    711,704.72x = 1,066,871.24 × 262,179.88
  4. Step 4: Simplify right side
    711,704.72x = 279,712,173,678.65
  5. Step 5: Solve for x
    x = 279,712,173,678.65/711,704.72
  6. Step 6: Final answer
    x = 393,017.17

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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.