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Finding the Fourth Proportional to 285,159.59, 393,561.80 and 164,277.62

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Solution

The fourth proportional to 285,159.59, 393,561.80 and 164,277.62 is: 226,727.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,159.59 : 393,561.80 = 164,277.62 : x
  2. Step 2: Convert to fraction form
    285,159.59/393,561.80 = 164,277.62/x
  3. Step 3: Cross multiply
    285,159.59x = 393,561.80 × 164,277.62
  4. Step 4: Simplify right side
    285,159.59x = 64,653,395,826.92
  5. Step 5: Solve for x
    x = 64,653,395,826.92/285,159.59
  6. Step 6: Final answer
    x = 226,727.06

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1.5x scale

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.