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Finding the Fourth Proportional to 1,063.33, 1,595.14 and 370.05

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Solution

The fourth proportional to 1,063.33, 1,595.14 and 370.05 is: 555.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,063.33 : 1,595.14 = 370.05 : x
  2. Step 2: Convert to fraction form
    1,063.33/1,595.14 = 370.05/x
  3. Step 3: Cross multiply
    1,063.33x = 1,595.14 × 370.05
  4. Step 4: Simplify right side
    1,063.33x = 590,287.31
  5. Step 5: Solve for x
    x = 590,287.31/1,063.33
  6. Step 6: Final answer
    x = 555.13

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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.