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Finding the Fourth Proportional to 599.68, 893.32 and 581.55

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Solution

The fourth proportional to 599.68, 893.32 and 581.55 is: 866.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    599.68 : 893.32 = 581.55 : x
  2. Step 2: Convert to fraction form
    599.68/893.32 = 581.55/x
  3. Step 3: Cross multiply
    599.68x = 893.32 × 581.55
  4. Step 4: Simplify right side
    599.68x = 519,510.25
  5. Step 5: Solve for x
    x = 519,510.25/599.68
  6. Step 6: Final answer
    x = 866.31

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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.