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Finding the Fourth Proportional to 255,263.58, 352,257.57 and 159,822.90

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Solution

The fourth proportional to 255,263.58, 352,257.57 and 159,822.90 is: 220,551.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,263.58 : 352,257.57 = 159,822.90 : x
  2. Step 2: Convert to fraction form
    255,263.58/352,257.57 = 159,822.90/x
  3. Step 3: Cross multiply
    255,263.58x = 352,257.57 × 159,822.90
  4. Step 4: Simplify right side
    255,263.58x = 56,298,826,384.35
  5. Step 5: Solve for x
    x = 56,298,826,384.35/255,263.58
  6. Step 6: Final answer
    x = 220,551.74

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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.