Home / 901,990.67-1,352,984.76-369,512.60

Finding the Fourth Proportional to 901,990.67, 1,352,984.76 and 369,512.60

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Solution

The fourth proportional to 901,990.67, 1,352,984.76 and 369,512.60 is: 554,268.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,990.67 : 1,352,984.76 = 369,512.60 : x
  2. Step 2: Convert to fraction form
    901,990.67/1,352,984.76 = 369,512.60/x
  3. Step 3: Cross multiply
    901,990.67x = 1,352,984.76 × 369,512.60
  4. Step 4: Simplify right side
    901,990.67x = 499,944,909,663.05
  5. Step 5: Solve for x
    x = 499,944,909,663.05/901,990.67
  6. Step 6: Final answer
    x = 554,268.39

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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.