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Finding the Fourth Proportional to 510.11, 702.95 and 362.49

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Solution

The fourth proportional to 510.11, 702.95 and 362.49 is: 499.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    510.11 : 702.95 = 362.49 : x
  2. Step 2: Convert to fraction form
    510.11/702.95 = 362.49/x
  3. Step 3: Cross multiply
    510.11x = 702.95 × 362.49
  4. Step 4: Simplify right side
    510.11x = 254,810.53
  5. Step 5: Solve for x
    x = 254,810.53/510.11
  6. Step 6: Final answer
    x = 499.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.