Home / 510,994.08-766,583.52-211,311.96

Finding the Fourth Proportional to 510,994.08, 766,583.52 and 211,311.96

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Solution

The fourth proportional to 510,994.08, 766,583.52 and 211,311.96 is: 317,006.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,994.08 : 766,583.52 = 211,311.96 : x
  2. Step 2: Convert to fraction form
    510,994.08/766,583.52 = 211,311.96/x
  3. Step 3: Cross multiply
    510,994.08x = 766,583.52 × 211,311.96
  4. Step 4: Simplify right side
    510,994.08x = 161,988,266,114.90
  5. Step 5: Solve for x
    x = 161,988,266,114.90/510,994.08
  6. Step 6: Final answer
    x = 317,006.15

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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.