Home / 320,567.41-442,344.48-184,645.56

Finding the Fourth Proportional to 320,567.41, 442,344.48 and 184,645.56

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Solution

The fourth proportional to 320,567.41, 442,344.48 and 184,645.56 is: 254,788.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,567.41 : 442,344.48 = 184,645.56 : x
  2. Step 2: Convert to fraction form
    320,567.41/442,344.48 = 184,645.56/x
  3. Step 3: Cross multiply
    320,567.41x = 442,344.48 × 184,645.56
  4. Step 4: Simplify right side
    320,567.41x = 81,676,943,578.26
  5. Step 5: Solve for x
    x = 81,676,943,578.26/320,567.41
  6. Step 6: Final answer
    x = 254,788.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.