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Finding the Fourth Proportional to 1,492.07, 2,238.09 and 466.07

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Solution

The fourth proportional to 1,492.07, 2,238.09 and 466.07 is: 699.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492.07 : 2,238.09 = 466.07 : x
  2. Step 2: Convert to fraction form
    1,492.07/2,238.09 = 466.07/x
  3. Step 3: Cross multiply
    1,492.07x = 2,238.09 × 466.07
  4. Step 4: Simplify right side
    1,492.07x = 1,043,106.61
  5. Step 5: Solve for x
    x = 1,043,106.61/1,492.07
  6. Step 6: Final answer
    x = 699.10

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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.