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Finding the Fourth Proportional to 323,330.20, 484,995.30 and 235,202.20

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Solution

The fourth proportional to 323,330.20, 484,995.30 and 235,202.20 is: 352,803.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,330.20 : 484,995.30 = 235,202.20 : x
  2. Step 2: Convert to fraction form
    323,330.20/484,995.30 = 235,202.20/x
  3. Step 3: Cross multiply
    323,330.20x = 484,995.30 × 235,202.20
  4. Step 4: Simplify right side
    323,330.20x = 114,071,961,549.66
  5. Step 5: Solve for x
    x = 114,071,961,549.66/323,330.20
  6. Step 6: Final answer
    x = 352,803.30

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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.