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Finding the Fourth Proportional to 601.12, 829.59 and 581.99

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Solution

The fourth proportional to 601.12, 829.59 and 581.99 is: 803.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    601.12 : 829.59 = 581.99 : x
  2. Step 2: Convert to fraction form
    601.12/829.59 = 581.99/x
  3. Step 3: Cross multiply
    601.12x = 829.59 × 581.99
  4. Step 4: Simplify right side
    601.12x = 482,810.03
  5. Step 5: Solve for x
    x = 482,810.03/601.12
  6. Step 6: Final answer
    x = 803.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.