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Finding the Fourth Proportional to 301,796.20, 452,003.10 and 153,879.40

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Solution

The fourth proportional to 301,796.20, 452,003.10 and 153,879.40 is: 230,466.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,796.20 : 452,003.10 = 153,879.40 : x
  2. Step 2: Convert to fraction form
    301,796.20/452,003.10 = 153,879.40/x
  3. Step 3: Cross multiply
    301,796.20x = 452,003.10 × 153,879.40
  4. Step 4: Simplify right side
    301,796.20x = 69,553,965,826.14
  5. Step 5: Solve for x
    x = 69,553,965,826.14/301,796.20
  6. Step 6: Final answer
    x = 230,466.67

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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.