Home / 747,397.43-1,120,553.04-297,983.51

Finding the Fourth Proportional to 747,397.43, 1,120,553.04 and 297,983.51

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Solution

The fourth proportional to 747,397.43, 1,120,553.04 and 297,983.51 is: 446,758.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,397.43 : 1,120,553.04 = 297,983.51 : x
  2. Step 2: Convert to fraction form
    747,397.43/1,120,553.04 = 297,983.51/x
  3. Step 3: Cross multiply
    747,397.43x = 1,120,553.04 × 297,983.51
  4. Step 4: Simplify right side
    747,397.43x = 333,906,326,040.96
  5. Step 5: Solve for x
    x = 333,906,326,040.96/747,397.43
  6. Step 6: Final answer
    x = 446,758.73

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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.