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Finding the Fourth Proportional to 348,330.70, 480,798.52 and 227,490.24

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Solution

The fourth proportional to 348,330.70, 480,798.52 and 227,490.24 is: 314,003.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,330.70 : 480,798.52 = 227,490.24 : x
  2. Step 2: Convert to fraction form
    348,330.70/480,798.52 = 227,490.24/x
  3. Step 3: Cross multiply
    348,330.70x = 480,798.52 × 227,490.24
  4. Step 4: Simplify right side
    348,330.70x = 109,376,970,706.45
  5. Step 5: Solve for x
    x = 109,376,970,706.45/348,330.70
  6. Step 6: Final answer
    x = 314,003.25

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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.