Home / 254,953.52-383,947.99-222,070.76

Finding the Fourth Proportional to 254,953.52, 383,947.99 and 222,070.76

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Solution

The fourth proportional to 254,953.52, 383,947.99 and 222,070.76 is: 334,428.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,953.52 : 383,947.99 = 222,070.76 : x
  2. Step 2: Convert to fraction form
    254,953.52/383,947.99 = 222,070.76/x
  3. Step 3: Cross multiply
    254,953.52x = 383,947.99 × 222,070.76
  4. Step 4: Simplify right side
    254,953.52x = 85,263,621,939.77
  5. Step 5: Solve for x
    x = 85,263,621,939.77/254,953.52
  6. Step 6: Final answer
    x = 334,428.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.