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Finding the Fourth Proportional to 607.50, 907.02 and 516.24

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Solution

The fourth proportional to 607.50, 907.02 and 516.24 is: 770.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    607.50 : 907.02 = 516.24 : x
  2. Step 2: Convert to fraction form
    607.50/907.02 = 516.24/x
  3. Step 3: Cross multiply
    607.50x = 907.02 × 516.24
  4. Step 4: Simplify right side
    607.50x = 468,240.00
  5. Step 5: Solve for x
    x = 468,240.00/607.50
  6. Step 6: Final answer
    x = 770.77

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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.