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Finding the Fourth Proportional to 650,287.80, 975,504.60 and 201,005.10

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Solution

The fourth proportional to 650,287.80, 975,504.60 and 201,005.10 is: 301,530.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,287.80 : 975,504.60 = 201,005.10 : x
  2. Step 2: Convert to fraction form
    650,287.80/975,504.60 = 201,005.10/x
  3. Step 3: Cross multiply
    650,287.80x = 975,504.60 × 201,005.10
  4. Step 4: Simplify right side
    650,287.80x = 196,081,399,673.46
  5. Step 5: Solve for x
    x = 196,081,399,673.46/650,287.80
  6. Step 6: Final answer
    x = 301,530.18

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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.