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Finding the Fourth Proportional to 1,063.01, 1,594.01 and 369.72

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Solution

The fourth proportional to 1,063.01, 1,594.01 and 369.72 is: 554.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,063.01 : 1,594.01 = 369.72 : x
  2. Step 2: Convert to fraction form
    1,063.01/1,594.01 = 369.72/x
  3. Step 3: Cross multiply
    1,063.01x = 1,594.01 × 369.72
  4. Step 4: Simplify right side
    1,063.01x = 589,335.53
  5. Step 5: Solve for x
    x = 589,335.53/1,063.01
  6. Step 6: Final answer
    x = 554.40

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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.