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Finding the Fourth Proportional to 333,431.49, 460,135.42 and 180,469.66

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Solution

The fourth proportional to 333,431.49, 460,135.42 and 180,469.66 is: 249,048.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,431.49 : 460,135.42 = 180,469.66 : x
  2. Step 2: Convert to fraction form
    333,431.49/460,135.42 = 180,469.66/x
  3. Step 3: Cross multiply
    333,431.49x = 460,135.42 × 180,469.66
  4. Step 4: Simplify right side
    333,431.49x = 83,040,482,214.99
  5. Step 5: Solve for x
    x = 83,040,482,214.99/333,431.49
  6. Step 6: Final answer
    x = 249,048.11

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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.