Home / 348,241.95-520,788.29-268,265.79

Finding the Fourth Proportional to 348,241.95, 520,788.29 and 268,265.79

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Solution

The fourth proportional to 348,241.95, 520,788.29 and 268,265.79 is: 401,185.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,241.95 : 520,788.29 = 268,265.79 : x
  2. Step 2: Convert to fraction form
    348,241.95/520,788.29 = 268,265.79/x
  3. Step 3: Cross multiply
    348,241.95x = 520,788.29 × 268,265.79
  4. Step 4: Simplify right side
    348,241.95x = 139,709,680,698.27
  5. Step 5: Solve for x
    x = 139,709,680,698.27/348,241.95
  6. Step 6: Final answer
    x = 401,185.67

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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.