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Finding the Fourth Proportional to 899.48, 1,350.14 and 606.06

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Solution

The fourth proportional to 899.48, 1,350.14 and 606.06 is: 909.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    899.48 : 1,350.14 = 606.06 : x
  2. Step 2: Convert to fraction form
    899.48/1,350.14 = 606.06/x
  3. Step 3: Cross multiply
    899.48x = 1,350.14 × 606.06
  4. Step 4: Simplify right side
    899.48x = 818,262.82
  5. Step 5: Solve for x
    x = 818,262.82/899.48
  6. Step 6: Final answer
    x = 909.70

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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.