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Finding the Fourth Proportional to 601.59, 903.91 and 577.29

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Solution

The fourth proportional to 601.59, 903.91 and 577.29 is: 867.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    601.59 : 903.91 = 577.29 : x
  2. Step 2: Convert to fraction form
    601.59/903.91 = 577.29/x
  3. Step 3: Cross multiply
    601.59x = 903.91 × 577.29
  4. Step 4: Simplify right side
    601.59x = 521,816.76
  5. Step 5: Solve for x
    x = 521,816.76/601.59
  6. Step 6: Final answer
    x = 867.40

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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.