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Finding the Fourth Proportional to 367,223.61, 550,318.41 and 292,009.65

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Solution

The fourth proportional to 367,223.61, 550,318.41 and 292,009.65 is: 437,603.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,223.61 : 550,318.41 = 292,009.65 : x
  2. Step 2: Convert to fraction form
    367,223.61/550,318.41 = 292,009.65/x
  3. Step 3: Cross multiply
    367,223.61x = 550,318.41 × 292,009.65
  4. Step 4: Simplify right side
    367,223.61x = 160,698,286,292.66
  5. Step 5: Solve for x
    x = 160,698,286,292.66/367,223.61
  6. Step 6: Final answer
    x = 437,603.36

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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.