Home / 749,977.37-1,034,943.23-427,791.77

Finding the Fourth Proportional to 749,977.37, 1,034,943.23 and 427,791.77

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Solution

The fourth proportional to 749,977.37, 1,034,943.23 and 427,791.77 is: 590,338.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,977.37 : 1,034,943.23 = 427,791.77 : x
  2. Step 2: Convert to fraction form
    749,977.37/1,034,943.23 = 427,791.77/x
  3. Step 3: Cross multiply
    749,977.37x = 1,034,943.23 × 427,791.77
  4. Step 4: Simplify right side
    749,977.37x = 442,740,188,897.54
  5. Step 5: Solve for x
    x = 442,740,188,897.54/749,977.37
  6. Step 6: Final answer
    x = 590,338.07

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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.