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Finding the Fourth Proportional to 608,834.28, 840,169.62 and 336,897.48

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Solution

The fourth proportional to 608,834.28, 840,169.62 and 336,897.48 is: 464,906.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,834.28 : 840,169.62 = 336,897.48 : x
  2. Step 2: Convert to fraction form
    608,834.28/840,169.62 = 336,897.48/x
  3. Step 3: Cross multiply
    608,834.28x = 840,169.62 × 336,897.48
  4. Step 4: Simplify right side
    608,834.28x = 283,051,027,750.56
  5. Step 5: Solve for x
    x = 283,051,027,750.56/608,834.28
  6. Step 6: Final answer
    x = 464,906.52

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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.