Home / 832,813.55-1,149,286.43-450,840.33

Finding the Fourth Proportional to 832,813.55, 1,149,286.43 and 450,840.33

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Solution

The fourth proportional to 832,813.55, 1,149,286.43 and 450,840.33 is: 622,161.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,813.55 : 1,149,286.43 = 450,840.33 : x
  2. Step 2: Convert to fraction form
    832,813.55/1,149,286.43 = 450,840.33/x
  3. Step 3: Cross multiply
    832,813.55x = 1,149,286.43 × 450,840.33
  4. Step 4: Simplify right side
    832,813.55x = 518,144,676,238.94
  5. Step 5: Solve for x
    x = 518,144,676,238.94/832,813.55
  6. Step 6: Final answer
    x = 622,161.68

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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.