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Finding the Fourth Proportional to 338,733.90, 508,100.85 and 333,485.10

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Solution

The fourth proportional to 338,733.90, 508,100.85 and 333,485.10 is: 500,227.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,733.90 : 508,100.85 = 333,485.10 : x
  2. Step 2: Convert to fraction form
    338,733.90/508,100.85 = 333,485.10/x
  3. Step 3: Cross multiply
    338,733.90x = 508,100.85 × 333,485.10
  4. Step 4: Simplify right side
    338,733.90x = 169,444,062,772.34
  5. Step 5: Solve for x
    x = 169,444,062,772.34/338,733.90
  6. Step 6: Final answer
    x = 500,227.65

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1.5x scale

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.