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Finding the Fourth Proportional to 366,908.08, 550,362.12 and 177,459.20

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Solution

The fourth proportional to 366,908.08, 550,362.12 and 177,459.20 is: 266,188.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,908.08 : 550,362.12 = 177,459.20 : x
  2. Step 2: Convert to fraction form
    366,908.08/550,362.12 = 177,459.20/x
  3. Step 3: Cross multiply
    366,908.08x = 550,362.12 × 177,459.20
  4. Step 4: Simplify right side
    366,908.08x = 97,666,821,525.50
  5. Step 5: Solve for x
    x = 97,666,821,525.50/366,908.08
  6. Step 6: Final answer
    x = 266,188.80

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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.