Home / 1,170,474.18-1,755,828.09-317,559.21

Finding the Fourth Proportional to 1,170,474.18, 1,755,828.09 and 317,559.21

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Solution

The fourth proportional to 1,170,474.18, 1,755,828.09 and 317,559.21 is: 476,370.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,474.18 : 1,755,828.09 = 317,559.21 : x
  2. Step 2: Convert to fraction form
    1,170,474.18/1,755,828.09 = 317,559.21/x
  3. Step 3: Cross multiply
    1,170,474.18x = 1,755,828.09 × 317,559.21
  4. Step 4: Simplify right side
    1,170,474.18x = 557,579,381,156.21
  5. Step 5: Solve for x
    x = 557,579,381,156.21/1,170,474.18
  6. Step 6: Final answer
    x = 476,370.51

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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.