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Finding the Fourth Proportional to 471,251.07, 650,329.30 and 256,392.67

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Solution

The fourth proportional to 471,251.07, 650,329.30 and 256,392.67 is: 353,823.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,251.07 : 650,329.30 = 256,392.67 : x
  2. Step 2: Convert to fraction form
    471,251.07/650,329.30 = 256,392.67/x
  3. Step 3: Cross multiply
    471,251.07x = 650,329.30 × 256,392.67
  4. Step 4: Simplify right side
    471,251.07x = 166,739,665,606.23
  5. Step 5: Solve for x
    x = 166,739,665,606.23/471,251.07
  6. Step 6: Final answer
    x = 353,823.42

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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.