Home / 907,400.97-1,360,784.28-267,534.89

Finding the Fourth Proportional to 907,400.97, 1,360,784.28 and 267,534.89

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Solution

The fourth proportional to 907,400.97, 1,360,784.28 and 267,534.89 is: 401,208.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,400.97 : 1,360,784.28 = 267,534.89 : x
  2. Step 2: Convert to fraction form
    907,400.97/1,360,784.28 = 267,534.89/x
  3. Step 3: Cross multiply
    907,400.97x = 1,360,784.28 × 267,534.89
  4. Step 4: Simplify right side
    907,400.97x = 364,057,265,859.61
  5. Step 5: Solve for x
    x = 364,057,265,859.61/907,400.97
  6. Step 6: Final answer
    x = 401,208.81

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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.