Home / 803,030.46-1,204,542.70-195,811.80

Finding the Fourth Proportional to 803,030.46, 1,204,542.70 and 195,811.80

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Solution

The fourth proportional to 803,030.46, 1,204,542.70 and 195,811.80 is: 293,716.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,030.46 : 1,204,542.70 = 195,811.80 : x
  2. Step 2: Convert to fraction form
    803,030.46/1,204,542.70 = 195,811.80/x
  3. Step 3: Cross multiply
    803,030.46x = 1,204,542.70 × 195,811.80
  4. Step 4: Simplify right side
    803,030.46x = 235,863,674,263.86
  5. Step 5: Solve for x
    x = 235,863,674,263.86/803,030.46
  6. Step 6: Final answer
    x = 293,716.97

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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.