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Finding the Fourth Proportional to 293,118.01, 439,451.72 and 148,905.27

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Solution

The fourth proportional to 293,118.01, 439,451.72 and 148,905.27 is: 223,243.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,118.01 : 439,451.72 = 148,905.27 : x
  2. Step 2: Convert to fraction form
    293,118.01/439,451.72 = 148,905.27/x
  3. Step 3: Cross multiply
    293,118.01x = 439,451.72 × 148,905.27
  4. Step 4: Simplify right side
    293,118.01x = 65,436,674,821.31
  5. Step 5: Solve for x
    x = 65,436,674,821.31/293,118.01
  6. Step 6: Final answer
    x = 223,243.45

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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.