Home / 984,241.54-1,476,222.09-310,235.20

Finding the Fourth Proportional to 984,241.54, 1,476,222.09 and 310,235.20

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Solution

The fourth proportional to 984,241.54, 1,476,222.09 and 310,235.20 is: 465,308.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,241.54 : 1,476,222.09 = 310,235.20 : x
  2. Step 2: Convert to fraction form
    984,241.54/1,476,222.09 = 310,235.20/x
  3. Step 3: Cross multiply
    984,241.54x = 1,476,222.09 × 310,235.20
  4. Step 4: Simplify right side
    984,241.54x = 457,976,055,335.57
  5. Step 5: Solve for x
    x = 457,976,055,335.57/984,241.54
  6. Step 6: Final answer
    x = 465,308.60

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Double scale
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Similar ratio
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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.