Home / 1,170,468.18-1,755,819.09-317,553.21

Finding the Fourth Proportional to 1,170,468.18, 1,755,819.09 and 317,553.21

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Solution

The fourth proportional to 1,170,468.18, 1,755,819.09 and 317,553.21 is: 476,361.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,468.18 : 1,755,819.09 = 317,553.21 : x
  2. Step 2: Convert to fraction form
    1,170,468.18/1,755,819.09 = 317,553.21/x
  3. Step 3: Cross multiply
    1,170,468.18x = 1,755,819.09 × 317,553.21
  4. Step 4: Simplify right side
    1,170,468.18x = 557,565,988,208.78
  5. Step 5: Solve for x
    x = 557,565,988,208.78/1,170,468.18
  6. Step 6: Final answer
    x = 476,361.51

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1.5x scale

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.