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Finding the Fourth Proportional to 604.55, 907.59 and 503.08

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Solution

The fourth proportional to 604.55, 907.59 and 503.08 is: 755.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    604.55 : 907.59 = 503.08 : x
  2. Step 2: Convert to fraction form
    604.55/907.59 = 503.08/x
  3. Step 3: Cross multiply
    604.55x = 907.59 × 503.08
  4. Step 4: Simplify right side
    604.55x = 456,589.99
  5. Step 5: Solve for x
    x = 456,589.99/604.55
  6. Step 6: Final answer
    x = 755.25

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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.