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Finding the Fourth Proportional to 1,484.48, 2,225.89 and 607.59

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Solution

The fourth proportional to 1,484.48, 2,225.89 and 607.59 is: 911.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,484.48 : 2,225.89 = 607.59 : x
  2. Step 2: Convert to fraction form
    1,484.48/2,225.89 = 607.59/x
  3. Step 3: Cross multiply
    1,484.48x = 2,225.89 × 607.59
  4. Step 4: Simplify right side
    1,484.48x = 1,352,438.75
  5. Step 5: Solve for x
    x = 1,352,438.75/1,484.48
  6. Step 6: Final answer
    x = 911.05

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.