Home / 797,643.21-1,100,760.60-435,066.96

Finding the Fourth Proportional to 797,643.21, 1,100,760.60 and 435,066.96

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Solution

The fourth proportional to 797,643.21, 1,100,760.60 and 435,066.96 is: 600,399.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,643.21 : 1,100,760.60 = 435,066.96 : x
  2. Step 2: Convert to fraction form
    797,643.21/1,100,760.60 = 435,066.96/x
  3. Step 3: Cross multiply
    797,643.21x = 1,100,760.60 × 435,066.96
  4. Step 4: Simplify right side
    797,643.21x = 478,904,567,929.78
  5. Step 5: Solve for x
    x = 478,904,567,929.78/797,643.21
  6. Step 6: Final answer
    x = 600,399.48

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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.