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Finding the Fourth Proportional to 700.36, 1,050.63 and 237.99

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Solution

The fourth proportional to 700.36, 1,050.63 and 237.99 is: 357.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    700.36 : 1,050.63 = 237.99 : x
  2. Step 2: Convert to fraction form
    700.36/1,050.63 = 237.99/x
  3. Step 3: Cross multiply
    700.36x = 1,050.63 × 237.99
  4. Step 4: Simplify right side
    700.36x = 250,039.43
  5. Step 5: Solve for x
    x = 250,039.43/700.36
  6. Step 6: Final answer
    x = 357.02

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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.