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Finding the Fourth Proportional to 592.82, 885.13 and 555.92

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Solution

The fourth proportional to 592.82, 885.13 and 555.92 is: 830.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    592.82 : 885.13 = 555.92 : x
  2. Step 2: Convert to fraction form
    592.82/885.13 = 555.92/x
  3. Step 3: Cross multiply
    592.82x = 885.13 × 555.92
  4. Step 4: Simplify right side
    592.82x = 492,058.05
  5. Step 5: Solve for x
    x = 492,058.05/592.82
  6. Step 6: Final answer
    x = 830.03

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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.