Home / 959,349.93-1,438,774.20-285,249.75

Finding the Fourth Proportional to 959,349.93, 1,438,774.20 and 285,249.75

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Solution

The fourth proportional to 959,349.93, 1,438,774.20 and 285,249.75 is: 427,800.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,349.93 : 1,438,774.20 = 285,249.75 : x
  2. Step 2: Convert to fraction form
    959,349.93/1,438,774.20 = 285,249.75/x
  3. Step 3: Cross multiply
    959,349.93x = 1,438,774.20 × 285,249.75
  4. Step 4: Simplify right side
    959,349.93x = 410,409,980,856.45
  5. Step 5: Solve for x
    x = 410,409,980,856.45/959,349.93
  6. Step 6: Final answer
    x = 427,800.08

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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.