Home / 857,204.67-1,285,680.63-226,162.83

Finding the Fourth Proportional to 857,204.67, 1,285,680.63 and 226,162.83

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Solution

The fourth proportional to 857,204.67, 1,285,680.63 and 226,162.83 is: 339,210.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,204.67 : 1,285,680.63 = 226,162.83 : x
  2. Step 2: Convert to fraction form
    857,204.67/1,285,680.63 = 226,162.83/x
  3. Step 3: Cross multiply
    857,204.67x = 1,285,680.63 × 226,162.83
  4. Step 4: Simplify right side
    857,204.67x = 290,773,169,756.98
  5. Step 5: Solve for x
    x = 290,773,169,756.98/857,204.67
  6. Step 6: Final answer
    x = 339,210.90

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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.