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Finding the Fourth Proportional to 607.52, 903.99 and 605.47

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Solution

The fourth proportional to 607.52, 903.99 and 605.47 is: 900.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    607.52 : 903.99 = 605.47 : x
  2. Step 2: Convert to fraction form
    607.52/903.99 = 605.47/x
  3. Step 3: Cross multiply
    607.52x = 903.99 × 605.47
  4. Step 4: Simplify right side
    607.52x = 547,341.09
  5. Step 5: Solve for x
    x = 547,341.09/607.52
  6. Step 6: Final answer
    x = 900.94

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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.