Home / 741,845.83-1,112,613.02-209,242.30

Finding the Fourth Proportional to 741,845.83, 1,112,613.02 and 209,242.30

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Solution

The fourth proportional to 741,845.83, 1,112,613.02 and 209,242.30 is: 313,819.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,845.83 : 1,112,613.02 = 209,242.30 : x
  2. Step 2: Convert to fraction form
    741,845.83/1,112,613.02 = 209,242.30/x
  3. Step 3: Cross multiply
    741,845.83x = 1,112,613.02 × 209,242.30
  4. Step 4: Simplify right side
    741,845.83x = 232,805,701,751.68
  5. Step 5: Solve for x
    x = 232,805,701,751.68/741,845.83
  6. Step 6: Final answer
    x = 313,819.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.