Home / 976,266.60-1,465,712.10-622,847.40

Finding the Fourth Proportional to 976,266.60, 1,465,712.10 and 622,847.40

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Solution

The fourth proportional to 976,266.60, 1,465,712.10 and 622,847.40 is: 935,108.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,266.60 : 1,465,712.10 = 622,847.40 : x
  2. Step 2: Convert to fraction form
    976,266.60/1,465,712.10 = 622,847.40/x
  3. Step 3: Cross multiply
    976,266.60x = 1,465,712.10 × 622,847.40
  4. Step 4: Simplify right side
    976,266.60x = 912,914,970,633.54
  5. Step 5: Solve for x
    x = 912,914,970,633.54/976,266.60
  6. Step 6: Final answer
    x = 935,108.27

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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.