Home / 1,489,160.16-2,233,711.44-424,209.12

Finding the Fourth Proportional to 1,489,160.16, 2,233,711.44 and 424,209.12

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Solution

The fourth proportional to 1,489,160.16, 2,233,711.44 and 424,209.12 is: 636,305.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,160.16 : 2,233,711.44 = 424,209.12 : x
  2. Step 2: Convert to fraction form
    1,489,160.16/2,233,711.44 = 424,209.12/x
  3. Step 3: Cross multiply
    1,489,160.16x = 2,233,711.44 × 424,209.12
  4. Step 4: Simplify right side
    1,489,160.16x = 947,560,764,296.33
  5. Step 5: Solve for x
    x = 947,560,764,296.33/1,489,160.16
  6. Step 6: Final answer
    x = 636,305.48

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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.