Home / 953,015.04-1,428,414.79-353,593.86

Finding the Fourth Proportional to 953,015.04, 1,428,414.79 and 353,593.86

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Solution

The fourth proportional to 953,015.04, 1,428,414.79 and 353,593.86 is: 529,979.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,015.04 : 1,428,414.79 = 353,593.86 : x
  2. Step 2: Convert to fraction form
    953,015.04/1,428,414.79 = 353,593.86/x
  3. Step 3: Cross multiply
    953,015.04x = 1,428,414.79 × 353,593.86
  4. Step 4: Simplify right side
    953,015.04x = 505,078,699,277.19
  5. Step 5: Solve for x
    x = 505,078,699,277.19/953,015.04
  6. Step 6: Final answer
    x = 529,979.78

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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.