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Finding the Fourth Proportional to 331,000.44, 456,782.94 and 180,098.52

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Solution

The fourth proportional to 331,000.44, 456,782.94 and 180,098.52 is: 248,537.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,000.44 : 456,782.94 = 180,098.52 : x
  2. Step 2: Convert to fraction form
    331,000.44/456,782.94 = 180,098.52/x
  3. Step 3: Cross multiply
    331,000.44x = 456,782.94 × 180,098.52
  4. Step 4: Simplify right side
    331,000.44x = 82,265,931,455.25
  5. Step 5: Solve for x
    x = 82,265,931,455.25/331,000.44
  6. Step 6: Final answer
    x = 248,537.23

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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.