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Finding the Third Proportional to 250,395 and 530,585

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Solution

The third proportional to 250,395 and 530,585 is: 1,124,305.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,395 : 530,585 = 530,585 : x
  2. Step 2: Convert to fraction form
    250,395/530,585 = 530,585/x
  3. Step 3: Cross multiply
    250,395x = 530,585 × 530,585
  4. Step 4: Simplify right side
    250,395x = 281,520,442,225
  5. Step 5: Solve for x
    x = 281,520,442,225/250,395
  6. Step 6: Final answer
    x = 1,124,305.37

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.