Home / 753,502.24-1,039,231.71-495,644.01

Finding the Fourth Proportional to 753,502.24, 1,039,231.71 and 495,644.01

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Solution

The fourth proportional to 753,502.24, 1,039,231.71 and 495,644.01 is: 683,593.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,502.24 : 1,039,231.71 = 495,644.01 : x
  2. Step 2: Convert to fraction form
    753,502.24/1,039,231.71 = 495,644.01/x
  3. Step 3: Cross multiply
    753,502.24x = 1,039,231.71 × 495,644.01
  4. Step 4: Simplify right side
    753,502.24x = 515,088,972,063.56
  5. Step 5: Solve for x
    x = 515,088,972,063.56/753,502.24
  6. Step 6: Final answer
    x = 683,593.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.