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Finding the Fourth Proportional to 563.35, 841.68 and 544.21

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Solution

The fourth proportional to 563.35, 841.68 and 544.21 is: 813.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    563.35 : 841.68 = 544.21 : x
  2. Step 2: Convert to fraction form
    563.35/841.68 = 544.21/x
  3. Step 3: Cross multiply
    563.35x = 841.68 × 544.21
  4. Step 4: Simplify right side
    563.35x = 458,050.67
  5. Step 5: Solve for x
    x = 458,050.67/563.35
  6. Step 6: Final answer
    x = 813.08

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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.