Home / 382,424.95-527,857.68-255,100.24

Finding the Fourth Proportional to 382,424.95, 527,857.68 and 255,100.24

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Solution

The fourth proportional to 382,424.95, 527,857.68 and 255,100.24 is: 352,112.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,424.95 : 527,857.68 = 255,100.24 : x
  2. Step 2: Convert to fraction form
    382,424.95/527,857.68 = 255,100.24/x
  3. Step 3: Cross multiply
    382,424.95x = 527,857.68 × 255,100.24
  4. Step 4: Simplify right side
    382,424.95x = 134,656,620,853.84
  5. Step 5: Solve for x
    x = 134,656,620,853.84/382,424.95
  6. Step 6: Final answer
    x = 352,112.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.