Home / 557,115.42-835,429.79-197,166.65

Finding the Fourth Proportional to 557,115.42, 835,429.79 and 197,166.65

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Solution

The fourth proportional to 557,115.42, 835,429.79 and 197,166.65 is: 295,663.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,115.42 : 835,429.79 = 197,166.65 : x
  2. Step 2: Convert to fraction form
    557,115.42/835,429.79 = 197,166.65/x
  3. Step 3: Cross multiply
    557,115.42x = 835,429.79 × 197,166.65
  4. Step 4: Simplify right side
    557,115.42x = 164,718,889,410.32
  5. Step 5: Solve for x
    x = 164,718,889,410.32/557,115.42
  6. Step 6: Final answer
    x = 295,663.85

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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.