Home / 492,697.08-679,923.72-266,342.58

Finding the Fourth Proportional to 492,697.08, 679,923.72 and 266,342.58

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Solution

The fourth proportional to 492,697.08, 679,923.72 and 266,342.58 is: 367,553.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,697.08 : 679,923.72 = 266,342.58 : x
  2. Step 2: Convert to fraction form
    492,697.08/679,923.72 = 266,342.58/x
  3. Step 3: Cross multiply
    492,697.08x = 679,923.72 × 266,342.58
  4. Step 4: Simplify right side
    492,697.08x = 181,092,637,788.00
  5. Step 5: Solve for x
    x = 181,092,637,788.00/492,697.08
  6. Step 6: Final answer
    x = 367,553.71

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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.