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Finding the Fourth Proportional to 342,886.91, 514,527.27 and 267,796.26

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Solution

The fourth proportional to 342,886.91, 514,527.27 and 267,796.26 is: 401,848.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,886.91 : 514,527.27 = 267,796.26 : x
  2. Step 2: Convert to fraction form
    342,886.91/514,527.27 = 267,796.26/x
  3. Step 3: Cross multiply
    342,886.91x = 514,527.27 × 267,796.26
  4. Step 4: Simplify right side
    342,886.91x = 137,788,478,574.01
  5. Step 5: Solve for x
    x = 137,788,478,574.01/342,886.91
  6. Step 6: Final answer
    x = 401,848.17

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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.