Home / 297,580.40-446,374.23-87,222.56

Finding the Fourth Proportional to 297,580.40, 446,374.23 and 87,222.56

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Solution

The fourth proportional to 297,580.40, 446,374.23 and 87,222.56 is: 130,834.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,580.40 : 446,374.23 = 87,222.56 : x
  2. Step 2: Convert to fraction form
    297,580.40/446,374.23 = 87,222.56/x
  3. Step 3: Cross multiply
    297,580.40x = 446,374.23 × 87,222.56
  4. Step 4: Simplify right side
    297,580.40x = 38,933,903,058.63
  5. Step 5: Solve for x
    x = 38,933,903,058.63/297,580.40
  6. Step 6: Final answer
    x = 130,834.90

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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.