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Finding the Fourth Proportional to 331,595.34, 457,601.49 and 180,692.34

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Solution

The fourth proportional to 331,595.34, 457,601.49 and 180,692.34 is: 249,355.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,595.34 : 457,601.49 = 180,692.34 : x
  2. Step 2: Convert to fraction form
    331,595.34/457,601.49 = 180,692.34/x
  3. Step 3: Cross multiply
    331,595.34x = 457,601.49 × 180,692.34
  4. Step 4: Simplify right side
    331,595.34x = 82,685,084,015.59
  5. Step 5: Solve for x
    x = 82,685,084,015.59/331,595.34
  6. Step 6: Final answer
    x = 249,355.39

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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.