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Finding the Fourth Proportional to 624.60, 937.56 and 510.48

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Solution

The fourth proportional to 624.60, 937.56 and 510.48 is: 766.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    624.60 : 937.56 = 510.48 : x
  2. Step 2: Convert to fraction form
    624.60/937.56 = 510.48/x
  3. Step 3: Cross multiply
    624.60x = 937.56 × 510.48
  4. Step 4: Simplify right side
    624.60x = 478,605.63
  5. Step 5: Solve for x
    x = 478,605.63/624.60
  6. Step 6: Final answer
    x = 766.26

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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.