Home / 832,858.20-1,149,342.89-450,884.88

Finding the Fourth Proportional to 832,858.20, 1,149,342.89 and 450,884.88

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Solution

The fourth proportional to 832,858.20, 1,149,342.89 and 450,884.88 is: 622,220.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,858.20 : 1,149,342.89 = 450,884.88 : x
  2. Step 2: Convert to fraction form
    832,858.20/1,149,342.89 = 450,884.88/x
  3. Step 3: Cross multiply
    832,858.20x = 1,149,342.89 × 450,884.88
  4. Step 4: Simplify right side
    832,858.20x = 518,221,328,782.08
  5. Step 5: Solve for x
    x = 518,221,328,782.08/832,858.20
  6. Step 6: Final answer
    x = 622,220.36

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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.