Home / 505,423.73-757,882.02-168,345.83

Finding the Fourth Proportional to 505,423.73, 757,882.02 and 168,345.83

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Solution

The fourth proportional to 505,423.73, 757,882.02 and 168,345.83 is: 252,434.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,423.73 : 757,882.02 = 168,345.83 : x
  2. Step 2: Convert to fraction form
    505,423.73/757,882.02 = 168,345.83/x
  3. Step 3: Cross multiply
    505,423.73x = 757,882.02 × 168,345.83
  4. Step 4: Simplify right side
    505,423.73x = 127,586,277,698.98
  5. Step 5: Solve for x
    x = 127,586,277,698.98/505,423.73
  6. Step 6: Final answer
    x = 252,434.28

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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.