Home / 883,604.70-1,325,407.03-218,756.70

Finding the Fourth Proportional to 883,604.70, 1,325,407.03 and 218,756.70

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Solution

The fourth proportional to 883,604.70, 1,325,407.03 and 218,756.70 is: 328,135.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,604.70 : 1,325,407.03 = 218,756.70 : x
  2. Step 2: Convert to fraction form
    883,604.70/1,325,407.03 = 218,756.70/x
  3. Step 3: Cross multiply
    883,604.70x = 1,325,407.03 × 218,756.70
  4. Step 4: Simplify right side
    883,604.70x = 289,941,668,039.60
  5. Step 5: Solve for x
    x = 289,941,668,039.60/883,604.70
  6. Step 6: Final answer
    x = 328,135.05

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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.