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Finding the Fourth Proportional to 452,048.62, 677,994.85 and 127,859.35

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Solution

The fourth proportional to 452,048.62, 677,994.85 and 127,859.35 is: 191,766.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,048.62 : 677,994.85 = 127,859.35 : x
  2. Step 2: Convert to fraction form
    452,048.62/677,994.85 = 127,859.35/x
  3. Step 3: Cross multiply
    452,048.62x = 677,994.85 × 127,859.35
  4. Step 4: Simplify right side
    452,048.62x = 86,687,976,795.08
  5. Step 5: Solve for x
    x = 86,687,976,795.08/452,048.62
  6. Step 6: Final answer
    x = 191,766.93

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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.