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Finding the Fourth Proportional to 471,431.92, 650,576.04 and 256,573.52

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Solution

The fourth proportional to 471,431.92, 650,576.04 and 256,573.52 is: 354,071.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,431.92 : 650,576.04 = 256,573.52 : x
  2. Step 2: Convert to fraction form
    471,431.92/650,576.04 = 256,573.52/x
  3. Step 3: Cross multiply
    471,431.92x = 650,576.04 × 256,573.52
  4. Step 4: Simplify right side
    471,431.92x = 166,920,584,610.46
  5. Step 5: Solve for x
    x = 166,920,584,610.46/471,431.92
  6. Step 6: Final answer
    x = 354,071.45

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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.