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Finding the Fourth Proportional to 604.74, 907.02 and 502.68

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Solution

The fourth proportional to 604.74, 907.02 and 502.68 is: 753.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    604.74 : 907.02 = 502.68 : x
  2. Step 2: Convert to fraction form
    604.74/907.02 = 502.68/x
  3. Step 3: Cross multiply
    604.74x = 907.02 × 502.68
  4. Step 4: Simplify right side
    604.74x = 455,940.81
  5. Step 5: Solve for x
    x = 455,940.81/604.74
  6. Step 6: Final answer
    x = 753.95

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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.