Home / 934,169.76-1,289,249.49-571,833.07

Finding the Fourth Proportional to 934,169.76, 1,289,249.49 and 571,833.07

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Solution

The fourth proportional to 934,169.76, 1,289,249.49 and 571,833.07 is: 789,187.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,169.76 : 1,289,249.49 = 571,833.07 : x
  2. Step 2: Convert to fraction form
    934,169.76/1,289,249.49 = 571,833.07/x
  3. Step 3: Cross multiply
    934,169.76x = 1,289,249.49 × 571,833.07
  4. Step 4: Simplify right side
    934,169.76x = 737,235,492,783.89
  5. Step 5: Solve for x
    x = 737,235,492,783.89/934,169.76
  6. Step 6: Final answer
    x = 789,187.92

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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.