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Finding the Fourth Proportional to 608,856.46, 840,209.33 and 336,924.17

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Solution

The fourth proportional to 608,856.46, 840,209.33 and 336,924.17 is: 464,948.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,856.46 : 840,209.33 = 336,924.17 : x
  2. Step 2: Convert to fraction form
    608,856.46/840,209.33 = 336,924.17/x
  3. Step 3: Cross multiply
    608,856.46x = 840,209.33 × 336,924.17
  4. Step 4: Simplify right side
    608,856.46x = 283,086,830,928.56
  5. Step 5: Solve for x
    x = 283,086,830,928.56/608,856.46
  6. Step 6: Final answer
    x = 464,948.39

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Double scale
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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.