Home / 608,220.72-839,310.84-336,272.76

Finding the Fourth Proportional to 608,220.72, 839,310.84 and 336,272.76

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Solution

The fourth proportional to 608,220.72, 839,310.84 and 336,272.76 is: 464,037.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,220.72 : 839,310.84 = 336,272.76 : x
  2. Step 2: Convert to fraction form
    608,220.72/839,310.84 = 336,272.76/x
  3. Step 3: Cross multiply
    608,220.72x = 839,310.84 × 336,272.76
  4. Step 4: Simplify right side
    608,220.72x = 282,237,372,664.72
  5. Step 5: Solve for x
    x = 282,237,372,664.72/608,220.72
  6. Step 6: Final answer
    x = 464,037.75

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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.