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Finding the Fourth Proportional to 245,142.60, 367,800.30 and 236,502.60

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Solution

The fourth proportional to 245,142.60, 367,800.30 and 236,502.60 is: 354,837.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,142.60 : 367,800.30 = 236,502.60 : x
  2. Step 2: Convert to fraction form
    245,142.60/367,800.30 = 236,502.60/x
  3. Step 3: Cross multiply
    245,142.60x = 367,800.30 × 236,502.60
  4. Step 4: Simplify right side
    245,142.60x = 86,985,727,230.78
  5. Step 5: Solve for x
    x = 86,985,727,230.78/245,142.60
  6. Step 6: Final answer
    x = 354,837.25

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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.