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Finding the Fourth Proportional to 560,651.39, 773,677.26 and 306,002.58

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Solution

The fourth proportional to 560,651.39, 773,677.26 and 306,002.58 is: 422,271.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,651.39 : 773,677.26 = 306,002.58 : x
  2. Step 2: Convert to fraction form
    560,651.39/773,677.26 = 306,002.58/x
  3. Step 3: Cross multiply
    560,651.39x = 773,677.26 × 306,002.58
  4. Step 4: Simplify right side
    560,651.39x = 236,747,237,647.33
  5. Step 5: Solve for x
    x = 236,747,237,647.33/560,651.39
  6. Step 6: Final answer
    x = 422,271.74

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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.