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Finding the Fourth Proportional to 605.84, 904.26 and 591.12

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Solution

The fourth proportional to 605.84, 904.26 and 591.12 is: 882.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    605.84 : 904.26 = 591.12 : x
  2. Step 2: Convert to fraction form
    605.84/904.26 = 591.12/x
  3. Step 3: Cross multiply
    605.84x = 904.26 × 591.12
  4. Step 4: Simplify right side
    605.84x = 534,526.17
  5. Step 5: Solve for x
    x = 534,526.17/605.84
  6. Step 6: Final answer
    x = 882.29

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.