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Finding the Fourth Proportional to 306,793.83, 460,240.61 and 90,674.49

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Solution

The fourth proportional to 306,793.83, 460,240.61 and 90,674.49 is: 136,026.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,793.83 : 460,240.61 = 90,674.49 : x
  2. Step 2: Convert to fraction form
    306,793.83/460,240.61 = 90,674.49/x
  3. Step 3: Cross multiply
    306,793.83x = 460,240.61 × 90,674.49
  4. Step 4: Simplify right side
    306,793.83x = 41,732,081,527.74
  5. Step 5: Solve for x
    x = 41,732,081,527.74/306,793.83
  6. Step 6: Final answer
    x = 136,026.47

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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.