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Finding the Fourth Proportional to 620.77, 924.68 and 592.69

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Solution

The fourth proportional to 620.77, 924.68 and 592.69 is: 882.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    620.77 : 924.68 = 592.69 : x
  2. Step 2: Convert to fraction form
    620.77/924.68 = 592.69/x
  3. Step 3: Cross multiply
    620.77x = 924.68 × 592.69
  4. Step 4: Simplify right side
    620.77x = 548,048.59
  5. Step 5: Solve for x
    x = 548,048.59/620.77
  6. Step 6: Final answer
    x = 882.85

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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.