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Finding the Fourth Proportional to 332,325.90, 458,603.82 and 189,082.80

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Solution

The fourth proportional to 332,325.90, 458,603.82 and 189,082.80 is: 260,930.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,325.90 : 458,603.82 = 189,082.80 : x
  2. Step 2: Convert to fraction form
    332,325.90/458,603.82 = 189,082.80/x
  3. Step 3: Cross multiply
    332,325.90x = 458,603.82 × 189,082.80
  4. Step 4: Simplify right side
    332,325.90x = 86,714,094,376.30
  5. Step 5: Solve for x
    x = 86,714,094,376.30/332,325.90
  6. Step 6: Final answer
    x = 260,930.89

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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.