Home / 531,334.08-733,231.44-304,961.76

Finding the Fourth Proportional to 531,334.08, 733,231.44 and 304,961.76

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Solution

The fourth proportional to 531,334.08, 733,231.44 and 304,961.76 is: 420,841.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,334.08 : 733,231.44 = 304,961.76 : x
  2. Step 2: Convert to fraction form
    531,334.08/733,231.44 = 304,961.76/x
  3. Step 3: Cross multiply
    531,334.08x = 733,231.44 × 304,961.76
  4. Step 4: Simplify right side
    531,334.08x = 223,607,550,429.73
  5. Step 5: Solve for x
    x = 223,607,550,429.73/531,334.08
  6. Step 6: Final answer
    x = 420,841.72

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Double scale
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Similar ratio
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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.