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Finding the Fourth Proportional to 371,473.08, 556,894.83 and 146,991.90

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Solution

The fourth proportional to 371,473.08, 556,894.83 and 146,991.90 is: 220,363.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,473.08 : 556,894.83 = 146,991.90 : x
  2. Step 2: Convert to fraction form
    371,473.08/556,894.83 = 146,991.90/x
  3. Step 3: Cross multiply
    371,473.08x = 556,894.83 × 146,991.90
  4. Step 4: Simplify right side
    371,473.08x = 81,859,029,161.88
  5. Step 5: Solve for x
    x = 81,859,029,161.88/371,473.08
  6. Step 6: Final answer
    x = 220,363.29

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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.