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Finding the Third Proportional to 572,189.06 and 885,188.67

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Solution

The third proportional to 572,189.06 and 885,188.67 is: 1,369,405.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,189.06 : 885,188.67 = 885,188.67 : x
  2. Step 2: Convert to fraction form
    572,189.06/885,188.67 = 885,188.67/x
  3. Step 3: Cross multiply
    572,189.06x = 885,188.67 × 885,188.67
  4. Step 4: Simplify right side
    572,189.06x = 783,558,984,815.83
  5. Step 5: Solve for x
    x = 783,558,984,815.83/572,189.06
  6. Step 6: Final answer
    x = 1,369,405.74

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.