Home / 617,943.60-927,462.15-364,907.70

Finding the Fourth Proportional to 617,943.60, 927,462.15 and 364,907.70

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Solution

The fourth proportional to 617,943.60, 927,462.15 and 364,907.70 is: 547,684.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,943.60 : 927,462.15 = 364,907.70 : x
  2. Step 2: Convert to fraction form
    617,943.60/927,462.15 = 364,907.70/x
  3. Step 3: Cross multiply
    617,943.60x = 927,462.15 × 364,907.70
  4. Step 4: Simplify right side
    617,943.60x = 338,438,079,993.56
  5. Step 5: Solve for x
    x = 338,438,079,993.56/617,943.60
  6. Step 6: Final answer
    x = 547,684.42

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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.