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Finding the Fourth Proportional to 1,063.41, 1,595.50 and 370.05

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Solution

The fourth proportional to 1,063.41, 1,595.50 and 370.05 is: 555.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,063.41 : 1,595.50 = 370.05 : x
  2. Step 2: Convert to fraction form
    1,063.41/1,595.50 = 370.05/x
  3. Step 3: Cross multiply
    1,063.41x = 1,595.50 × 370.05
  4. Step 4: Simplify right side
    1,063.41x = 590,416.84
  5. Step 5: Solve for x
    x = 590,416.84/1,063.41
  6. Step 6: Final answer
    x = 555.21

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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.