Home / 901,918.12-1,244,632.08-494,016.16

Finding the Fourth Proportional to 901,918.12, 1,244,632.08 and 494,016.16

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Solution

The fourth proportional to 901,918.12, 1,244,632.08 and 494,016.16 is: 681,734.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,918.12 : 1,244,632.08 = 494,016.16 : x
  2. Step 2: Convert to fraction form
    901,918.12/1,244,632.08 = 494,016.16/x
  3. Step 3: Cross multiply
    901,918.12x = 1,244,632.08 × 494,016.16
  4. Step 4: Simplify right side
    901,918.12x = 614,868,360,774.41
  5. Step 5: Solve for x
    x = 614,868,360,774.41/901,918.12
  6. Step 6: Final answer
    x = 681,734.13

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Double scale
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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.