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Finding the Third Proportional to 354,626.44 and 530,686.69

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Solution

The third proportional to 354,626.44 and 530,686.69 is: 794,155.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,626.44 : 530,686.69 = 530,686.69 : x
  2. Step 2: Convert to fraction form
    354,626.44/530,686.69 = 530,686.69/x
  3. Step 3: Cross multiply
    354,626.44x = 530,686.69 × 530,686.69
  4. Step 4: Simplify right side
    354,626.44x = 281,628,360,289.72
  5. Step 5: Solve for x
    x = 281,628,360,289.72/354,626.44
  6. Step 6: Final answer
    x = 794,155.01

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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.