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Finding the Fourth Proportional to 547,995.67, 756,210.24 and 299,633.07

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Solution

The fourth proportional to 547,995.67, 756,210.24 and 299,633.07 is: 413,480.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,995.67 : 756,210.24 = 299,633.07 : x
  2. Step 2: Convert to fraction form
    547,995.67/756,210.24 = 299,633.07/x
  3. Step 3: Cross multiply
    547,995.67x = 756,210.24 × 299,633.07
  4. Step 4: Simplify right side
    547,995.67x = 226,585,595,179.50
  5. Step 5: Solve for x
    x = 226,585,595,179.50/547,995.67
  6. Step 6: Final answer
    x = 413,480.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.