Home / 756,068.99-1,134,578.21-306,791.73

Finding the Fourth Proportional to 756,068.99, 1,134,578.21 and 306,791.73

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Solution

The fourth proportional to 756,068.99, 1,134,578.21 and 306,791.73 is: 460,380.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,068.99 : 1,134,578.21 = 306,791.73 : x
  2. Step 2: Convert to fraction form
    756,068.99/1,134,578.21 = 306,791.73/x
  3. Step 3: Cross multiply
    756,068.99x = 1,134,578.21 × 306,791.73
  4. Step 4: Simplify right side
    756,068.99x = 348,079,210,332.25
  5. Step 5: Solve for x
    x = 348,079,210,332.25/756,068.99
  6. Step 6: Final answer
    x = 460,380.23

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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.