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Finding the Fourth Proportional to 914.23, 1,260.52 and 737.38

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Solution

The fourth proportional to 914.23, 1,260.52 and 737.38 is: 1,016.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    914.23 : 1,260.52 = 737.38 : x
  2. Step 2: Convert to fraction form
    914.23/1,260.52 = 737.38/x
  3. Step 3: Cross multiply
    914.23x = 1,260.52 × 737.38
  4. Step 4: Simplify right side
    914.23x = 929,482.24
  5. Step 5: Solve for x
    x = 929,482.24/914.23
  6. Step 6: Final answer
    x = 1,016.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.