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Finding the Fourth Proportional to 377,268.37, 566,053.77 and 137,398.98

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Solution

The fourth proportional to 377,268.37, 566,053.77 and 137,398.98 is: 206,153.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,268.37 : 566,053.77 = 137,398.98 : x
  2. Step 2: Convert to fraction form
    377,268.37/566,053.77 = 137,398.98/x
  3. Step 3: Cross multiply
    377,268.37x = 566,053.77 × 137,398.98
  4. Step 4: Simplify right side
    377,268.37x = 77,775,210,623.15
  5. Step 5: Solve for x
    x = 77,775,210,623.15/377,268.37
  6. Step 6: Final answer
    x = 206,153.54

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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.