Home / 751,377.32-1,036,894.82-411,844.84

Finding the Fourth Proportional to 751,377.32, 1,036,894.82 and 411,844.84

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Solution

The fourth proportional to 751,377.32, 1,036,894.82 and 411,844.84 is: 568,342.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,377.32 : 1,036,894.82 = 411,844.84 : x
  2. Step 2: Convert to fraction form
    751,377.32/1,036,894.82 = 411,844.84/x
  3. Step 3: Cross multiply
    751,377.32x = 1,036,894.82 × 411,844.84
  4. Step 4: Simplify right side
    751,377.32x = 427,039,781,239.73
  5. Step 5: Solve for x
    x = 427,039,781,239.73/751,377.32
  6. Step 6: Final answer
    x = 568,342.66

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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.