Home / 737,977.36-1,107,315.96-439,048.48

Finding the Fourth Proportional to 737,977.36, 1,107,315.96 and 439,048.48

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Solution

The fourth proportional to 737,977.36, 1,107,315.96 and 439,048.48 is: 658,780.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,977.36 : 1,107,315.96 = 439,048.48 : x
  2. Step 2: Convert to fraction form
    737,977.36/1,107,315.96 = 439,048.48/x
  3. Step 3: Cross multiply
    737,977.36x = 1,107,315.96 × 439,048.48
  4. Step 4: Simplify right side
    737,977.36x = 486,165,389,117.74
  5. Step 5: Solve for x
    x = 486,165,389,117.74/737,977.36
  6. Step 6: Final answer
    x = 658,780.90

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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.