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Finding the Third Proportional to 503.63 and 526.13

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Solution

The third proportional to 503.63 and 526.13 is: 549.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    503.63 : 526.13 = 526.13 : x
  2. Step 2: Convert to fraction form
    503.63/526.13 = 526.13/x
  3. Step 3: Cross multiply
    503.63x = 526.13 × 526.13
  4. Step 4: Simplify right side
    503.63x = 276,807.52
  5. Step 5: Solve for x
    x = 276,807.52/503.63
  6. Step 6: Final answer
    x = 549.63

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Why These Related Problems?

These problems maintain the same ratio (1.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.