Home / 351,200.20-526,022.70-288,992.20

Finding the Fourth Proportional to 351,200.20, 526,022.70 and 288,992.20

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Solution

The fourth proportional to 351,200.20, 526,022.70 and 288,992.20 is: 432,848.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,200.20 : 526,022.70 = 288,992.20 : x
  2. Step 2: Convert to fraction form
    351,200.20/526,022.70 = 288,992.20/x
  3. Step 3: Cross multiply
    351,200.20x = 526,022.70 × 288,992.20
  4. Step 4: Simplify right side
    351,200.20x = 152,016,457,322.94
  5. Step 5: Solve for x
    x = 152,016,457,322.94/351,200.20
  6. Step 6: Final answer
    x = 432,848.44

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.