Home / 1,199,493.80-1,799,240.70-313,029.80

Finding the Fourth Proportional to 1,199,493.80, 1,799,240.70 and 313,029.80

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Solution

The fourth proportional to 1,199,493.80, 1,799,240.70 and 313,029.80 is: 469,544.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,493.80 : 1,799,240.70 = 313,029.80 : x
  2. Step 2: Convert to fraction form
    1,199,493.80/1,799,240.70 = 313,029.80/x
  3. Step 3: Cross multiply
    1,199,493.80x = 1,799,240.70 × 313,029.80
  4. Step 4: Simplify right side
    1,199,493.80x = 563,215,956,472.86
  5. Step 5: Solve for x
    x = 563,215,956,472.86/1,199,493.80
  6. Step 6: Final answer
    x = 469,544.70

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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.