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Finding the Fourth Proportional to 588.03, 810.21 and 482.76

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Solution

The fourth proportional to 588.03, 810.21 and 482.76 is: 665.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    588.03 : 810.21 = 482.76 : x
  2. Step 2: Convert to fraction form
    588.03/810.21 = 482.76/x
  3. Step 3: Cross multiply
    588.03x = 810.21 × 482.76
  4. Step 4: Simplify right side
    588.03x = 391,136.98
  5. Step 5: Solve for x
    x = 391,136.98/588.03
  6. Step 6: Final answer
    x = 665.17

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1.5x scale

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.