Home / 832,815.45-1,149,284.03-450,842.13

Finding the Fourth Proportional to 832,815.45, 1,149,284.03 and 450,842.13

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Solution

The fourth proportional to 832,815.45, 1,149,284.03 and 450,842.13 is: 622,161.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,815.45 : 1,149,284.03 = 450,842.13 : x
  2. Step 2: Convert to fraction form
    832,815.45/1,149,284.03 = 450,842.13/x
  3. Step 3: Cross multiply
    832,815.45x = 1,149,284.03 × 450,842.13
  4. Step 4: Simplify right side
    832,815.45x = 518,145,657,805.97
  5. Step 5: Solve for x
    x = 518,145,657,805.97/832,815.45
  6. Step 6: Final answer
    x = 622,161.44

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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.