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Finding the Fourth Proportional to 243,630.70, 365,446.05 and 233,133.10

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Solution

The fourth proportional to 243,630.70, 365,446.05 and 233,133.10 is: 349,699.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,630.70 : 365,446.05 = 233,133.10 : x
  2. Step 2: Convert to fraction form
    243,630.70/365,446.05 = 233,133.10/x
  3. Step 3: Cross multiply
    243,630.70x = 365,446.05 × 233,133.10
  4. Step 4: Simplify right side
    243,630.70x = 85,197,570,519.26
  5. Step 5: Solve for x
    x = 85,197,570,519.26/243,630.70
  6. Step 6: Final answer
    x = 349,699.65

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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.