Home / 462,939.79-694,465.17-163,358.50

Finding the Fourth Proportional to 462,939.79, 694,465.17 and 163,358.50

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Solution

The fourth proportional to 462,939.79, 694,465.17 and 163,358.50 is: 245,057.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,939.79 : 694,465.17 = 163,358.50 : x
  2. Step 2: Convert to fraction form
    462,939.79/694,465.17 = 163,358.50/x
  3. Step 3: Cross multiply
    462,939.79x = 694,465.17 × 163,358.50
  4. Step 4: Simplify right side
    462,939.79x = 113,446,788,473.45
  5. Step 5: Solve for x
    x = 113,446,788,473.45/462,939.79
  6. Step 6: Final answer
    x = 245,057.33

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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.