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Finding the Fourth Proportional to 350,502, 483,613.56 and 207,268.08

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Solution

The fourth proportional to 350,502, 483,613.56 and 207,268.08 is: 285,983.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,502 : 483,613.56 = 207,268.08 : x
  2. Step 2: Convert to fraction form
    350,502/483,613.56 = 207,268.08/x
  3. Step 3: Cross multiply
    350,502x = 483,613.56 × 207,268.08
  4. Step 4: Simplify right side
    350,502x = 100,237,654,043.17
  5. Step 5: Solve for x
    x = 100,237,654,043.17/350,502
  6. Step 6: Final answer
    x = 285,983.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.