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Finding the Fourth Proportional to 544.47, 750.91 and 446.06

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Solution

The fourth proportional to 544.47, 750.91 and 446.06 is: 615.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    544.47 : 750.91 = 446.06 : x
  2. Step 2: Convert to fraction form
    544.47/750.91 = 446.06/x
  3. Step 3: Cross multiply
    544.47x = 750.91 × 446.06
  4. Step 4: Simplify right side
    544.47x = 334,950.91
  5. Step 5: Solve for x
    x = 334,950.91/544.47
  6. Step 6: Final answer
    x = 615.19

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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.