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Finding the Fourth Proportional to 581.94, 801.90 and 488.52

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Solution

The fourth proportional to 581.94, 801.90 and 488.52 is: 673.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    581.94 : 801.90 = 488.52 : x
  2. Step 2: Convert to fraction form
    581.94/801.90 = 488.52/x
  3. Step 3: Cross multiply
    581.94x = 801.90 × 488.52
  4. Step 4: Simplify right side
    581.94x = 391,744.19
  5. Step 5: Solve for x
    x = 391,744.19/581.94
  6. Step 6: Final answer
    x = 673.17

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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.