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Finding the Fourth Proportional to 375.51, 562.16 and 284.56

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Solution

The fourth proportional to 375.51, 562.16 and 284.56 is: 426.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    375.51 : 562.16 = 284.56 : x
  2. Step 2: Convert to fraction form
    375.51/562.16 = 284.56/x
  3. Step 3: Cross multiply
    375.51x = 562.16 × 284.56
  4. Step 4: Simplify right side
    375.51x = 159,966.83
  5. Step 5: Solve for x
    x = 159,966.83/375.51
  6. Step 6: Final answer
    x = 426.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.