Home / 348,192.60-480,328.94-227,404.59

Finding the Fourth Proportional to 348,192.60, 480,328.94 and 227,404.59

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Solution

The fourth proportional to 348,192.60, 480,328.94 and 227,404.59 is: 313,702.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,192.60 : 480,328.94 = 227,404.59 : x
  2. Step 2: Convert to fraction form
    348,192.60/480,328.94 = 227,404.59/x
  3. Step 3: Cross multiply
    348,192.60x = 480,328.94 × 227,404.59
  4. Step 4: Simplify right side
    348,192.60x = 109,229,005,144.46
  5. Step 5: Solve for x
    x = 109,229,005,144.46/348,192.60
  6. Step 6: Final answer
    x = 313,702.83

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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.