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Finding the Fourth Proportional to 668,950.65, 923,152.46 and 363,027.02

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Solution

The fourth proportional to 668,950.65, 923,152.46 and 363,027.02 is: 500,977.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,950.65 : 923,152.46 = 363,027.02 : x
  2. Step 2: Convert to fraction form
    668,950.65/923,152.46 = 363,027.02/x
  3. Step 3: Cross multiply
    668,950.65x = 923,152.46 × 363,027.02
  4. Step 4: Simplify right side
    668,950.65x = 335,129,280,128.57
  5. Step 5: Solve for x
    x = 335,129,280,128.57/668,950.65
  6. Step 6: Final answer
    x = 500,977.58

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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.