Home / 740,865.44-1,022,397.44-401,333.69

Finding the Fourth Proportional to 740,865.44, 1,022,397.44 and 401,333.69

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Solution

The fourth proportional to 740,865.44, 1,022,397.44 and 401,333.69 is: 553,842.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,865.44 : 1,022,397.44 = 401,333.69 : x
  2. Step 2: Convert to fraction form
    740,865.44/1,022,397.44 = 401,333.69/x
  3. Step 3: Cross multiply
    740,865.44x = 1,022,397.44 × 401,333.69
  4. Step 4: Simplify right side
    740,865.44x = 410,322,537,241.75
  5. Step 5: Solve for x
    x = 410,322,537,241.75/740,865.44
  6. Step 6: Final answer
    x = 553,842.19

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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.