Home / 744,227.52-1,116,639.36-270,945.60

Finding the Fourth Proportional to 744,227.52, 1,116,639.36 and 270,945.60

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Solution

The fourth proportional to 744,227.52, 1,116,639.36 and 270,945.60 is: 406,526.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,227.52 : 1,116,639.36 = 270,945.60 : x
  2. Step 2: Convert to fraction form
    744,227.52/1,116,639.36 = 270,945.60/x
  3. Step 3: Cross multiply
    744,227.52x = 1,116,639.36 × 270,945.60
  4. Step 4: Simplify right side
    744,227.52x = 302,548,521,378.82
  5. Step 5: Solve for x
    x = 302,548,521,378.82/744,227.52
  6. Step 6: Final answer
    x = 406,526.92

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Double scale
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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.