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Finding the Fourth Proportional to 262,291.80, 393,437.70 and 232,767.30

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Solution

The fourth proportional to 262,291.80, 393,437.70 and 232,767.30 is: 349,150.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,291.80 : 393,437.70 = 232,767.30 : x
  2. Step 2: Convert to fraction form
    262,291.80/393,437.70 = 232,767.30/x
  3. Step 3: Cross multiply
    262,291.80x = 393,437.70 × 232,767.30
  4. Step 4: Simplify right side
    262,291.80x = 91,579,431,147.21
  5. Step 5: Solve for x
    x = 91,579,431,147.21/262,291.80
  6. Step 6: Final answer
    x = 349,150.95

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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.