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Finding the Fourth Proportional to 599.84, 895.39 and 555.90

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Solution

The fourth proportional to 599.84, 895.39 and 555.90 is: 829.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    599.84 : 895.39 = 555.90 : x
  2. Step 2: Convert to fraction form
    599.84/895.39 = 555.90/x
  3. Step 3: Cross multiply
    599.84x = 895.39 × 555.90
  4. Step 4: Simplify right side
    599.84x = 497,742.55
  5. Step 5: Solve for x
    x = 497,742.55/599.84
  6. Step 6: Final answer
    x = 829.79

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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.