Home / 711,268.72-1,066,681.12-237,843.56

Finding the Fourth Proportional to 711,268.72, 1,066,681.12 and 237,843.56

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Solution

The fourth proportional to 711,268.72, 1,066,681.12 and 237,843.56 is: 356,691.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,268.72 : 1,066,681.12 = 237,843.56 : x
  2. Step 2: Convert to fraction form
    711,268.72/1,066,681.12 = 237,843.56/x
  3. Step 3: Cross multiply
    711,268.72x = 1,066,681.12 × 237,843.56
  4. Step 4: Simplify right side
    711,268.72x = 253,703,234,965.59
  5. Step 5: Solve for x
    x = 253,703,234,965.59/711,268.72
  6. Step 6: Final answer
    x = 356,691.12

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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.