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Finding the Fourth Proportional to 450,980.55, 676,533.13 and 151,546.77

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Solution

The fourth proportional to 450,980.55, 676,533.13 and 151,546.77 is: 227,341.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,980.55 : 676,533.13 = 151,546.77 : x
  2. Step 2: Convert to fraction form
    450,980.55/676,533.13 = 151,546.77/x
  3. Step 3: Cross multiply
    450,980.55x = 676,533.13 × 151,546.77
  4. Step 4: Simplify right side
    450,980.55x = 102,526,410,270.62
  5. Step 5: Solve for x
    x = 102,526,410,270.62/450,980.55
  6. Step 6: Final answer
    x = 227,341.09

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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.