Home / 462,434.81-693,707.79-162,853.47

Finding the Fourth Proportional to 462,434.81, 693,707.79 and 162,853.47

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Solution

The fourth proportional to 462,434.81, 693,707.79 and 162,853.47 is: 244,299.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,434.81 : 693,707.79 = 162,853.47 : x
  2. Step 2: Convert to fraction form
    462,434.81/693,707.79 = 162,853.47/x
  3. Step 3: Cross multiply
    462,434.81x = 693,707.79 × 162,853.47
  4. Step 4: Simplify right side
    462,434.81x = 112,972,720,767.53
  5. Step 5: Solve for x
    x = 112,972,720,767.53/462,434.81
  6. Step 6: Final answer
    x = 244,299.78

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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.