Home / 922,723.96-1,384,077.43-291,638.11

Finding the Fourth Proportional to 922,723.96, 1,384,077.43 and 291,638.11

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Solution

The fourth proportional to 922,723.96, 1,384,077.43 and 291,638.11 is: 437,454.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,723.96 : 1,384,077.43 = 291,638.11 : x
  2. Step 2: Convert to fraction form
    922,723.96/1,384,077.43 = 291,638.11/x
  3. Step 3: Cross multiply
    922,723.96x = 1,384,077.43 × 291,638.11
  4. Step 4: Simplify right side
    922,723.96x = 403,649,725,778.86
  5. Step 5: Solve for x
    x = 403,649,725,778.86/922,723.96
  6. Step 6: Final answer
    x = 437,454.48

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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.