Home / 336,795.25-505,407.98-159,312.73

Finding the Fourth Proportional to 336,795.25, 505,407.98 and 159,312.73

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Solution

The fourth proportional to 336,795.25, 505,407.98 and 159,312.73 is: 239,070.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,795.25 : 505,407.98 = 159,312.73 : x
  2. Step 2: Convert to fraction form
    336,795.25/505,407.98 = 159,312.73/x
  3. Step 3: Cross multiply
    336,795.25x = 505,407.98 × 159,312.73
  4. Step 4: Simplify right side
    336,795.25x = 80,517,925,057.59
  5. Step 5: Solve for x
    x = 80,517,925,057.59/336,795.25
  6. Step 6: Final answer
    x = 239,070.85

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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.