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Finding the Fourth Proportional to 544.60, 751.62 and 370

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Solution

The fourth proportional to 544.60, 751.62 and 370 is: 510.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    544.60 : 751.62 = 370 : x
  2. Step 2: Convert to fraction form
    544.60/751.62 = 370/x
  3. Step 3: Cross multiply
    544.60x = 751.62 × 370
  4. Step 4: Simplify right side
    544.60x = 278,099.40
  5. Step 5: Solve for x
    x = 278,099.40/544.60
  6. Step 6: Final answer
    x = 510.65

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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.