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Finding the Fourth Proportional to 560,805.60, 773,923.44 and 306,167.52

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Solution

The fourth proportional to 560,805.60, 773,923.44 and 306,167.52 is: 422,517.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,805.60 : 773,923.44 = 306,167.52 : x
  2. Step 2: Convert to fraction form
    560,805.60/773,923.44 = 306,167.52/x
  3. Step 3: Cross multiply
    560,805.60x = 773,923.44 × 306,167.52
  4. Step 4: Simplify right side
    560,805.60x = 236,950,220,294.67
  5. Step 5: Solve for x
    x = 236,950,220,294.67/560,805.60
  6. Step 6: Final answer
    x = 422,517.57

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1.5x scale

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.