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Finding the Fourth Proportional to 265,990.49, 367,066.72 and 170,497.10

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Solution

The fourth proportional to 265,990.49, 367,066.72 and 170,497.10 is: 235,285.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,990.49 : 367,066.72 = 170,497.10 : x
  2. Step 2: Convert to fraction form
    265,990.49/367,066.72 = 170,497.10/x
  3. Step 3: Cross multiply
    265,990.49x = 367,066.72 × 170,497.10
  4. Step 4: Simplify right side
    265,990.49x = 62,583,811,266.51
  5. Step 5: Solve for x
    x = 62,583,811,266.51/265,990.49
  6. Step 6: Final answer
    x = 235,285.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.