Home / 756,504.83-1,134,138.89-351,949.22

Finding the Fourth Proportional to 756,504.83, 1,134,138.89 and 351,949.22

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Solution

The fourth proportional to 756,504.83, 1,134,138.89 and 351,949.22 is: 527,636.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,504.83 : 1,134,138.89 = 351,949.22 : x
  2. Step 2: Convert to fraction form
    756,504.83/1,134,138.89 = 351,949.22/x
  3. Step 3: Cross multiply
    756,504.83x = 1,134,138.89 × 351,949.22
  4. Step 4: Simplify right side
    756,504.83x = 399,159,290,276.73
  5. Step 5: Solve for x
    x = 399,159,290,276.73/756,504.83
  6. Step 6: Final answer
    x = 527,636.15

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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.