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Finding the Fourth Proportional to 624.96, 937.54 and 488.28

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Solution

The fourth proportional to 624.96, 937.54 and 488.28 is: 732.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    624.96 : 937.54 = 488.28 : x
  2. Step 2: Convert to fraction form
    624.96/937.54 = 488.28/x
  3. Step 3: Cross multiply
    624.96x = 937.54 × 488.28
  4. Step 4: Simplify right side
    624.96x = 457,782.03
  5. Step 5: Solve for x
    x = 457,782.03/624.96
  6. Step 6: Final answer
    x = 732.50

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1.5x scale

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.