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Finding the Fourth Proportional to 608,449.83, 912,676.30 and 248,620.69

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Solution

The fourth proportional to 608,449.83, 912,676.30 and 248,620.69 is: 372,931.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,449.83 : 912,676.30 = 248,620.69 : x
  2. Step 2: Convert to fraction form
    608,449.83/912,676.30 = 248,620.69/x
  3. Step 3: Cross multiply
    608,449.83x = 912,676.30 × 248,620.69
  4. Step 4: Simplify right side
    608,449.83x = 226,910,208,820.83
  5. Step 5: Solve for x
    x = 226,910,208,820.83/608,449.83
  6. Step 6: Final answer
    x = 372,931.66

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Similar ratio
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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.