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Finding the Fourth Proportional to 333,432.78, 460,140.90 and 190,201.29

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Solution

The fourth proportional to 333,432.78, 460,140.90 and 190,201.29 is: 262,479.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,432.78 : 460,140.90 = 190,201.29 : x
  2. Step 2: Convert to fraction form
    333,432.78/460,140.90 = 190,201.29/x
  3. Step 3: Cross multiply
    333,432.78x = 460,140.90 × 190,201.29
  4. Step 4: Simplify right side
    333,432.78x = 87,519,392,761.76
  5. Step 5: Solve for x
    x = 87,519,392,761.76/333,432.78
  6. Step 6: Final answer
    x = 262,479.87

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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.