Home / 254,395.04-381,592.15-198,277.22

Finding the Fourth Proportional to 254,395.04, 381,592.15 and 198,277.22

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Solution

The fourth proportional to 254,395.04, 381,592.15 and 198,277.22 is: 297,415.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,395.04 : 381,592.15 = 198,277.22 : x
  2. Step 2: Convert to fraction form
    254,395.04/381,592.15 = 198,277.22/x
  3. Step 3: Cross multiply
    254,395.04x = 381,592.15 × 198,277.22
  4. Step 4: Simplify right side
    254,395.04x = 75,661,031,134.11
  5. Step 5: Solve for x
    x = 75,661,031,134.11/254,395.04
  6. Step 6: Final answer
    x = 297,415.52

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1.5x scale

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.