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Finding the Fourth Proportional to 606,823.80, 910,416.87 and 180,373.92

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Solution

The fourth proportional to 606,823.80, 910,416.87 and 180,373.92 is: 270,614.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,823.80 : 910,416.87 = 180,373.92 : x
  2. Step 2: Convert to fraction form
    606,823.80/910,416.87 = 180,373.92/x
  3. Step 3: Cross multiply
    606,823.80x = 910,416.87 × 180,373.92
  4. Step 4: Simplify right side
    606,823.80x = 164,215,459,676.03
  5. Step 5: Solve for x
    x = 164,215,459,676.03/606,823.80
  6. Step 6: Final answer
    x = 270,614.73

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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.