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Finding the Fourth Proportional to 453,544.08, 680,082.84 and 204,090

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Solution

The fourth proportional to 453,544.08, 680,082.84 and 204,090 is: 306,030.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,544.08 : 680,082.84 = 204,090 : x
  2. Step 2: Convert to fraction form
    453,544.08/680,082.84 = 204,090/x
  3. Step 3: Cross multiply
    453,544.08x = 680,082.84 × 204,090
  4. Step 4: Simplify right side
    453,544.08x = 138,798,106,815.60
  5. Step 5: Solve for x
    x = 138,798,106,815.60/453,544.08
  6. Step 6: Final answer
    x = 306,030.03

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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.