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Finding the Fourth Proportional to 569,780.92, 853,362.78 and 284,596.12

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Solution

The fourth proportional to 569,780.92, 853,362.78 and 284,596.12 is: 426,240.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,780.92 : 853,362.78 = 284,596.12 : x
  2. Step 2: Convert to fraction form
    569,780.92/853,362.78 = 284,596.12/x
  3. Step 3: Cross multiply
    569,780.92x = 853,362.78 × 284,596.12
  4. Step 4: Simplify right side
    569,780.92x = 242,863,736,140.41
  5. Step 5: Solve for x
    x = 242,863,736,140.41/569,780.92
  6. Step 6: Final answer
    x = 426,240.56

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1.5x scale

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.