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Finding the Fourth Proportional to 241,492.20, 362,238.30 and 151,679.40

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Solution

The fourth proportional to 241,492.20, 362,238.30 and 151,679.40 is: 227,519.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,492.20 : 362,238.30 = 151,679.40 : x
  2. Step 2: Convert to fraction form
    241,492.20/362,238.30 = 151,679.40/x
  3. Step 3: Cross multiply
    241,492.20x = 362,238.30 × 151,679.40
  4. Step 4: Simplify right side
    241,492.20x = 54,944,088,001.02
  5. Step 5: Solve for x
    x = 54,944,088,001.02/241,492.20
  6. Step 6: Final answer
    x = 227,519.10

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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.