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Finding the Fourth Proportional to 1,065.41, 1,598.19 and 334.97

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Solution

The fourth proportional to 1,065.41, 1,598.19 and 334.97 is: 502.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065.41 : 1,598.19 = 334.97 : x
  2. Step 2: Convert to fraction form
    1,065.41/1,598.19 = 334.97/x
  3. Step 3: Cross multiply
    1,065.41x = 1,598.19 × 334.97
  4. Step 4: Simplify right side
    1,065.41x = 535,344.81
  5. Step 5: Solve for x
    x = 535,344.81/1,065.41
  6. Step 6: Final answer
    x = 502.48

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Double scale
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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.