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Finding the Fourth Proportional to 344,362.04, 475,313.46 and 223,496.30

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Solution

The fourth proportional to 344,362.04, 475,313.46 and 223,496.30 is: 308,485.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,362.04 : 475,313.46 = 223,496.30 : x
  2. Step 2: Convert to fraction form
    344,362.04/475,313.46 = 223,496.30/x
  3. Step 3: Cross multiply
    344,362.04x = 475,313.46 × 223,496.30
  4. Step 4: Simplify right side
    344,362.04x = 106,230,799,650.20
  5. Step 5: Solve for x
    x = 106,230,799,650.20/344,362.04
  6. Step 6: Final answer
    x = 308,485.80

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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.