Home / 1,146,408.80-1,720,293.60-436,508.60

Finding the Fourth Proportional to 1,146,408.80, 1,720,293.60 and 436,508.60

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Solution

The fourth proportional to 1,146,408.80, 1,720,293.60 and 436,508.60 is: 655,021.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,408.80 : 1,720,293.60 = 436,508.60 : x
  2. Step 2: Convert to fraction form
    1,146,408.80/1,720,293.60 = 436,508.60/x
  3. Step 3: Cross multiply
    1,146,408.80x = 1,720,293.60 × 436,508.60
  4. Step 4: Simplify right side
    1,146,408.80x = 750,922,950,924.96
  5. Step 5: Solve for x
    x = 750,922,950,924.96/1,146,408.80
  6. Step 6: Final answer
    x = 655,021.97

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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.