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Finding the Fourth Proportional to 568,603.62, 780,550.07 and 563,290.02

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Solution

The fourth proportional to 568,603.62, 780,550.07 and 563,290.02 is: 773,255.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,603.62 : 780,550.07 = 563,290.02 : x
  2. Step 2: Convert to fraction form
    568,603.62/780,550.07 = 563,290.02/x
  3. Step 3: Cross multiply
    568,603.62x = 780,550.07 × 563,290.02
  4. Step 4: Simplify right side
    568,603.62x = 439,676,061,724.85
  5. Step 5: Solve for x
    x = 439,676,061,724.85/568,603.62
  6. Step 6: Final answer
    x = 773,255.83

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.