Home / 252,389.80-377,797.02-185,905

Finding the Fourth Proportional to 252,389.80, 377,797.02 and 185,905

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Solution

The fourth proportional to 252,389.80, 377,797.02 and 185,905 is: 278,277.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,389.80 : 377,797.02 = 185,905 : x
  2. Step 2: Convert to fraction form
    252,389.80/377,797.02 = 185,905/x
  3. Step 3: Cross multiply
    252,389.80x = 377,797.02 × 185,905
  4. Step 4: Simplify right side
    252,389.80x = 70,234,355,003.10
  5. Step 5: Solve for x
    x = 70,234,355,003.10/252,389.80
  6. Step 6: Final answer
    x = 278,277.31

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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.