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Finding the Fourth Proportional to 448,094.26, 672,255.96 and 148,658.32

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Solution

The fourth proportional to 448,094.26, 672,255.96 and 148,658.32 is: 223,025.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,094.26 : 672,255.96 = 148,658.32 : x
  2. Step 2: Convert to fraction form
    448,094.26/672,255.96 = 148,658.32/x
  3. Step 3: Cross multiply
    448,094.26x = 672,255.96 × 148,658.32
  4. Step 4: Simplify right side
    448,094.26x = 99,936,441,623.59
  5. Step 5: Solve for x
    x = 99,936,441,623.59/448,094.26
  6. Step 6: Final answer
    x = 223,025.49

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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.