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Finding the Fourth Proportional to 609,146.30, 840,631.82 and 333,499.52

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Solution

The fourth proportional to 609,146.30, 840,631.82 and 333,499.52 is: 460,234.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,146.30 : 840,631.82 = 333,499.52 : x
  2. Step 2: Convert to fraction form
    609,146.30/840,631.82 = 333,499.52/x
  3. Step 3: Cross multiply
    609,146.30x = 840,631.82 × 333,499.52
  4. Step 4: Simplify right side
    609,146.30x = 280,350,308,466.73
  5. Step 5: Solve for x
    x = 280,350,308,466.73/609,146.30
  6. Step 6: Final answer
    x = 460,234.77

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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.