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Finding the Fourth Proportional to 897.93, 1,346.14 and 350.50

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Solution

The fourth proportional to 897.93, 1,346.14 and 350.50 is: 525.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    897.93 : 1,346.14 = 350.50 : x
  2. Step 2: Convert to fraction form
    897.93/1,346.14 = 350.50/x
  3. Step 3: Cross multiply
    897.93x = 1,346.14 × 350.50
  4. Step 4: Simplify right side
    897.93x = 471,822.07
  5. Step 5: Solve for x
    x = 471,822.07/897.93
  6. Step 6: Final answer
    x = 525.46

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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.