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Finding the Fourth Proportional to 306,674.10, 460,207.94 and 148,816.44

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Solution

The fourth proportional to 306,674.10, 460,207.94 and 148,816.44 is: 223,320.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,674.10 : 460,207.94 = 148,816.44 : x
  2. Step 2: Convert to fraction form
    306,674.10/460,207.94 = 148,816.44/x
  3. Step 3: Cross multiply
    306,674.10x = 460,207.94 × 148,816.44
  4. Step 4: Simplify right side
    306,674.10x = 68,486,506,546.45
  5. Step 5: Solve for x
    x = 68,486,506,546.45/306,674.10
  6. Step 6: Final answer
    x = 223,320.15

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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.