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Finding the Fourth Proportional to 882,703.20, 1,323,662.16 and 251,474.40

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Solution

The fourth proportional to 882,703.20, 1,323,662.16 and 251,474.40 is: 377,099.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,703.20 : 1,323,662.16 = 251,474.40 : x
  2. Step 2: Convert to fraction form
    882,703.20/1,323,662.16 = 251,474.40/x
  3. Step 3: Cross multiply
    882,703.20x = 1,323,662.16 × 251,474.40
  4. Step 4: Simplify right side
    882,703.20x = 332,867,147,488.70
  5. Step 5: Solve for x
    x = 332,867,147,488.70/882,703.20
  6. Step 6: Final answer
    x = 377,099.74

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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.