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Finding the Fourth Proportional to 332,145.40, 498,266.70 and 107,467.60

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Solution

The fourth proportional to 332,145.40, 498,266.70 and 107,467.60 is: 161,217.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,145.40 : 498,266.70 = 107,467.60 : x
  2. Step 2: Convert to fraction form
    332,145.40/498,266.70 = 107,467.60/x
  3. Step 3: Cross multiply
    332,145.40x = 498,266.70 × 107,467.60
  4. Step 4: Simplify right side
    332,145.40x = 53,547,526,408.92
  5. Step 5: Solve for x
    x = 53,547,526,408.92/332,145.40
  6. Step 6: Final answer
    x = 161,217.12

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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.