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Finding the Fourth Proportional to 1,133.43, 1,700.16 and 363.93

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Solution

The fourth proportional to 1,133.43, 1,700.16 and 363.93 is: 545.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133.43 : 1,700.16 = 363.93 : x
  2. Step 2: Convert to fraction form
    1,133.43/1,700.16 = 363.93/x
  3. Step 3: Cross multiply
    1,133.43x = 1,700.16 × 363.93
  4. Step 4: Simplify right side
    1,133.43x = 618,739.23
  5. Step 5: Solve for x
    x = 618,739.23/1,133.43
  6. Step 6: Final answer
    x = 545.90

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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.