Home / 348,228.44-521,670.05-256,882.92

Finding the Fourth Proportional to 348,228.44, 521,670.05 and 256,882.92

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Solution

The fourth proportional to 348,228.44, 521,670.05 and 256,882.92 is: 384,828.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,228.44 : 521,670.05 = 256,882.92 : x
  2. Step 2: Convert to fraction form
    348,228.44/521,670.05 = 256,882.92/x
  3. Step 3: Cross multiply
    348,228.44x = 521,670.05 × 256,882.92
  4. Step 4: Simplify right side
    348,228.44x = 134,008,125,720.55
  5. Step 5: Solve for x
    x = 134,008,125,720.55/348,228.44
  6. Step 6: Final answer
    x = 384,828.21

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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.