Home / 389,252.32-537,181.54-225,896.24

Finding the Fourth Proportional to 389,252.32, 537,181.54 and 225,896.24

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Solution

The fourth proportional to 389,252.32, 537,181.54 and 225,896.24 is: 311,744.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,252.32 : 537,181.54 = 225,896.24 : x
  2. Step 2: Convert to fraction form
    389,252.32/537,181.54 = 225,896.24/x
  3. Step 3: Cross multiply
    389,252.32x = 537,181.54 × 225,896.24
  4. Step 4: Simplify right side
    389,252.32x = 121,347,290,861.62
  5. Step 5: Solve for x
    x = 121,347,290,861.62/389,252.32
  6. Step 6: Final answer
    x = 311,744.56

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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.