Home / 372,904.72-558,923.10-213,092.65

Finding the Fourth Proportional to 372,904.72, 558,923.10 and 213,092.65

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Solution

The fourth proportional to 372,904.72, 558,923.10 and 213,092.65 is: 319,390.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,904.72 : 558,923.10 = 213,092.65 : x
  2. Step 2: Convert to fraction form
    372,904.72/558,923.10 = 213,092.65/x
  3. Step 3: Cross multiply
    372,904.72x = 558,923.10 × 213,092.65
  4. Step 4: Simplify right side
    372,904.72x = 119,102,404,525.22
  5. Step 5: Solve for x
    x = 119,102,404,525.22/372,904.72
  6. Step 6: Final answer
    x = 319,390.98

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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.