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Finding the Fourth Proportional to 586,927.50, 880,691.51 and 279,527.51

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Solution

The fourth proportional to 586,927.50, 880,691.51 and 279,527.51 is: 419,434.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,927.50 : 880,691.51 = 279,527.51 : x
  2. Step 2: Convert to fraction form
    586,927.50/880,691.51 = 279,527.51/x
  3. Step 3: Cross multiply
    586,927.50x = 880,691.51 × 279,527.51
  4. Step 4: Simplify right side
    586,927.50x = 246,177,504,868.44
  5. Step 5: Solve for x
    x = 246,177,504,868.44/586,927.50
  6. Step 6: Final answer
    x = 419,434.27

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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.