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Finding the Fourth Proportional to 378,016.40, 567,024.60 and 168,064.40

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Solution

The fourth proportional to 378,016.40, 567,024.60 and 168,064.40 is: 252,096.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,016.40 : 567,024.60 = 168,064.40 : x
  2. Step 2: Convert to fraction form
    378,016.40/567,024.60 = 168,064.40/x
  3. Step 3: Cross multiply
    378,016.40x = 567,024.60 × 168,064.40
  4. Step 4: Simplify right side
    378,016.40x = 95,296,649,184.24
  5. Step 5: Solve for x
    x = 95,296,649,184.24/378,016.40
  6. Step 6: Final answer
    x = 252,096.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.