Home / 401,738.20-602,607.30-233,776.60

Finding the Fourth Proportional to 401,738.20, 602,607.30 and 233,776.60

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Solution

The fourth proportional to 401,738.20, 602,607.30 and 233,776.60 is: 350,664.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,738.20 : 602,607.30 = 233,776.60 : x
  2. Step 2: Convert to fraction form
    401,738.20/602,607.30 = 233,776.60/x
  3. Step 3: Cross multiply
    401,738.20x = 602,607.30 × 233,776.60
  4. Step 4: Simplify right side
    401,738.20x = 140,875,485,729.18
  5. Step 5: Solve for x
    x = 140,875,485,729.18/401,738.20
  6. Step 6: Final answer
    x = 350,664.90

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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.