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Finding the Fourth Proportional to 488.04, 722.93 and 482.58

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Solution

The fourth proportional to 488.04, 722.93 and 482.58 is: 714.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    488.04 : 722.93 = 482.58 : x
  2. Step 2: Convert to fraction form
    488.04/722.93 = 482.58/x
  3. Step 3: Cross multiply
    488.04x = 722.93 × 482.58
  4. Step 4: Simplify right side
    488.04x = 348,869.15
  5. Step 5: Solve for x
    x = 348,869.15/488.04
  6. Step 6: Final answer
    x = 714.84

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.