Home / 757,902.67-1,045,868.91-431,184.91

Finding the Fourth Proportional to 757,902.67, 1,045,868.91 and 431,184.91

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Solution

The fourth proportional to 757,902.67, 1,045,868.91 and 431,184.91 is: 595,014.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,902.67 : 1,045,868.91 = 431,184.91 : x
  2. Step 2: Convert to fraction form
    757,902.67/1,045,868.91 = 431,184.91/x
  3. Step 3: Cross multiply
    757,902.67x = 1,045,868.91 × 431,184.91
  4. Step 4: Simplify right side
    757,902.67x = 450,962,891,830.15
  5. Step 5: Solve for x
    x = 450,962,891,830.15/757,902.67
  6. Step 6: Final answer
    x = 595,014.25

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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.