Home / 256,815.36-384,970.32-150,063.84

Finding the Fourth Proportional to 256,815.36, 384,970.32 and 150,063.84

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Solution

The fourth proportional to 256,815.36, 384,970.32 and 150,063.84 is: 224,948.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,815.36 : 384,970.32 = 150,063.84 : x
  2. Step 2: Convert to fraction form
    256,815.36/384,970.32 = 150,063.84/x
  3. Step 3: Cross multiply
    256,815.36x = 384,970.32 × 150,063.84
  4. Step 4: Simplify right side
    256,815.36x = 57,770,124,505.23
  5. Step 5: Solve for x
    x = 57,770,124,505.23/256,815.36
  6. Step 6: Final answer
    x = 224,948.09

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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.