Home / 374,575.53-561,848.40-206,429.25

Finding the Fourth Proportional to 374,575.53, 561,848.40 and 206,429.25

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Solution

The fourth proportional to 374,575.53, 561,848.40 and 206,429.25 is: 309,635.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,575.53 : 561,848.40 = 206,429.25 : x
  2. Step 2: Convert to fraction form
    374,575.53/561,848.40 = 206,429.25/x
  3. Step 3: Cross multiply
    374,575.53x = 561,848.40 × 206,429.25
  4. Step 4: Simplify right side
    374,575.53x = 115,981,943,825.70
  5. Step 5: Solve for x
    x = 115,981,943,825.70/374,575.53
  6. Step 6: Final answer
    x = 309,635.67

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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.