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Finding the Fourth Proportional to 552,600.48, 761,546.34 and 484,171.68

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Solution

The fourth proportional to 552,600.48, 761,546.34 and 484,171.68 is: 667,243.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,600.48 : 761,546.34 = 484,171.68 : x
  2. Step 2: Convert to fraction form
    552,600.48/761,546.34 = 484,171.68/x
  3. Step 3: Cross multiply
    552,600.48x = 761,546.34 × 484,171.68
  4. Step 4: Simplify right side
    552,600.48x = 368,719,170,835.65
  5. Step 5: Solve for x
    x = 368,719,170,835.65/552,600.48
  6. Step 6: Final answer
    x = 667,243.67

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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.