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Finding the Fourth Proportional to 496,794.56, 685,573.08 and 270,439.52

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Solution

The fourth proportional to 496,794.56, 685,573.08 and 270,439.52 is: 373,204.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,794.56 : 685,573.08 = 270,439.52 : x
  2. Step 2: Convert to fraction form
    496,794.56/685,573.08 = 270,439.52/x
  3. Step 3: Cross multiply
    496,794.56x = 685,573.08 × 270,439.52
  4. Step 4: Simplify right side
    496,794.56x = 185,406,054,680.12
  5. Step 5: Solve for x
    x = 185,406,054,680.12/496,794.56
  6. Step 6: Final answer
    x = 373,204.68

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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.