Home / 934,667.12-1,289,838.38-504,945.92

Finding the Fourth Proportional to 934,667.12, 1,289,838.38 and 504,945.92

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Solution

The fourth proportional to 934,667.12, 1,289,838.38 and 504,945.92 is: 696,824.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,667.12 : 1,289,838.38 = 504,945.92 : x
  2. Step 2: Convert to fraction form
    934,667.12/1,289,838.38 = 504,945.92/x
  3. Step 3: Cross multiply
    934,667.12x = 1,289,838.38 × 504,945.92
  4. Step 4: Simplify right side
    934,667.12x = 651,298,627,440.41
  5. Step 5: Solve for x
    x = 651,298,627,440.41/934,667.12
  6. Step 6: Final answer
    x = 696,824.16

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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.