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Finding the Fourth Proportional to 700.13, 1,050.22 and 237.92

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Solution

The fourth proportional to 700.13, 1,050.22 and 237.92 is: 356.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    700.13 : 1,050.22 = 237.92 : x
  2. Step 2: Convert to fraction form
    700.13/1,050.22 = 237.92/x
  3. Step 3: Cross multiply
    700.13x = 1,050.22 × 237.92
  4. Step 4: Simplify right side
    700.13x = 249,867.96
  5. Step 5: Solve for x
    x = 249,867.96/700.13
  6. Step 6: Final answer
    x = 356.89

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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.