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Finding the Fourth Proportional to 907,222.93, 1,360,863.87 and 267,473.02

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Solution

The fourth proportional to 907,222.93, 1,360,863.87 and 267,473.02 is: 401,218.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,222.93 : 1,360,863.87 = 267,473.02 : x
  2. Step 2: Convert to fraction form
    907,222.93/1,360,863.87 = 267,473.02/x
  3. Step 3: Cross multiply
    907,222.93x = 1,360,863.87 × 267,473.02
  4. Step 4: Simplify right side
    907,222.93x = 363,994,368,768.76
  5. Step 5: Solve for x
    x = 363,994,368,768.76/907,222.93
  6. Step 6: Final answer
    x = 401,218.22

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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.