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Finding the Fourth Proportional to 255,269.59, 352,266.20 and 159,828.91

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Solution

The fourth proportional to 255,269.59, 352,266.20 and 159,828.91 is: 220,560.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,269.59 : 352,266.20 = 159,828.91 : x
  2. Step 2: Convert to fraction form
    255,269.59/352,266.20 = 159,828.91/x
  3. Step 3: Cross multiply
    255,269.59x = 352,266.20 × 159,828.91
  4. Step 4: Simplify right side
    255,269.59x = 56,302,321,695.39
  5. Step 5: Solve for x
    x = 56,302,321,695.39/255,269.59
  6. Step 6: Final answer
    x = 220,560.24

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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.