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Finding the Fourth Proportional to 577.08, 870.03 and 482.04

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Solution

The fourth proportional to 577.08, 870.03 and 482.04 is: 726.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    577.08 : 870.03 = 482.04 : x
  2. Step 2: Convert to fraction form
    577.08/870.03 = 482.04/x
  3. Step 3: Cross multiply
    577.08x = 870.03 × 482.04
  4. Step 4: Simplify right side
    577.08x = 419,389.26
  5. Step 5: Solve for x
    x = 419,389.26/577.08
  6. Step 6: Final answer
    x = 726.74

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.