Home / 964,502.19-1,330,993.20-534,778.56

Finding the Fourth Proportional to 964,502.19, 1,330,993.20 and 534,778.56

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Solution

The fourth proportional to 964,502.19, 1,330,993.20 and 534,778.56 is: 737,983.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,502.19 : 1,330,993.20 = 534,778.56 : x
  2. Step 2: Convert to fraction form
    964,502.19/1,330,993.20 = 534,778.56/x
  3. Step 3: Cross multiply
    964,502.19x = 1,330,993.20 × 534,778.56
  4. Step 4: Simplify right side
    964,502.19x = 711,786,626,865.79
  5. Step 5: Solve for x
    x = 711,786,626,865.79/964,502.19
  6. Step 6: Final answer
    x = 737,983.42

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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.