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Finding the Fourth Proportional to 897.62, 1,233.50 and 750.02

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Solution

The fourth proportional to 897.62, 1,233.50 and 750.02 is: 1,030.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    897.62 : 1,233.50 = 750.02 : x
  2. Step 2: Convert to fraction form
    897.62/1,233.50 = 750.02/x
  3. Step 3: Cross multiply
    897.62x = 1,233.50 × 750.02
  4. Step 4: Simplify right side
    897.62x = 925,139.75
  5. Step 5: Solve for x
    x = 925,139.75/897.62
  6. Step 6: Final answer
    x = 1,030.66

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.