Home / 737,812.86-1,107,040.92-258,384.59

Finding the Fourth Proportional to 737,812.86, 1,107,040.92 and 258,384.59

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Solution

The fourth proportional to 737,812.86, 1,107,040.92 and 258,384.59 is: 387,689.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,812.86 : 1,107,040.92 = 258,384.59 : x
  2. Step 2: Convert to fraction form
    737,812.86/1,107,040.92 = 258,384.59/x
  3. Step 3: Cross multiply
    737,812.86x = 1,107,040.92 × 258,384.59
  4. Step 4: Simplify right side
    737,812.86x = 286,042,308,692.22
  5. Step 5: Solve for x
    x = 286,042,308,692.22/737,812.86
  6. Step 6: Final answer
    x = 387,689.51

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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.