Home / 289,188.38-433,028.05-232,720.04

Finding the Fourth Proportional to 289,188.38, 433,028.05 and 232,720.04

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Solution

The fourth proportional to 289,188.38, 433,028.05 and 232,720.04 is: 348,472.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,188.38 : 433,028.05 = 232,720.04 : x
  2. Step 2: Convert to fraction form
    289,188.38/433,028.05 = 232,720.04/x
  3. Step 3: Cross multiply
    289,188.38x = 433,028.05 × 232,720.04
  4. Step 4: Simplify right side
    289,188.38x = 100,774,303,836.63
  5. Step 5: Solve for x
    x = 100,774,303,836.63/289,188.38
  6. Step 6: Final answer
    x = 348,472.87

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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.