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Finding the Fourth Proportional to 1,014.90, 1,522.23 and 264.36

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Solution

The fourth proportional to 1,014.90, 1,522.23 and 264.36 is: 396.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014.90 : 1,522.23 = 264.36 : x
  2. Step 2: Convert to fraction form
    1,014.90/1,522.23 = 264.36/x
  3. Step 3: Cross multiply
    1,014.90x = 1,522.23 × 264.36
  4. Step 4: Simplify right side
    1,014.90x = 402,416.72
  5. Step 5: Solve for x
    x = 402,416.72/1,014.90
  6. Step 6: Final answer
    x = 396.51

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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.