Home / 907,521.46-1,360,964.86-267,655.48

Finding the Fourth Proportional to 907,521.46, 1,360,964.86 and 267,655.48

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Solution

The fourth proportional to 907,521.46, 1,360,964.86 and 267,655.48 is: 401,389.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,521.46 : 1,360,964.86 = 267,655.48 : x
  2. Step 2: Convert to fraction form
    907,521.46/1,360,964.86 = 267,655.48/x
  3. Step 3: Cross multiply
    907,521.46x = 1,360,964.86 × 267,655.48
  4. Step 4: Simplify right side
    907,521.46x = 364,269,702,866.43
  5. Step 5: Solve for x
    x = 364,269,702,866.43/907,521.46
  6. Step 6: Final answer
    x = 401,389.63

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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.