Home / 934,170.76-1,289,250.87-571,834.07

Finding the Fourth Proportional to 934,170.76, 1,289,250.87 and 571,834.07

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Solution

The fourth proportional to 934,170.76, 1,289,250.87 and 571,834.07 is: 789,189.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,170.76 : 1,289,250.87 = 571,834.07 : x
  2. Step 2: Convert to fraction form
    934,170.76/1,289,250.87 = 571,834.07/x
  3. Step 3: Cross multiply
    934,170.76x = 1,289,250.87 × 571,834.07
  4. Step 4: Simplify right side
    934,170.76x = 737,237,572,243.14
  5. Step 5: Solve for x
    x = 737,237,572,243.14/934,170.76
  6. Step 6: Final answer
    x = 789,189.30

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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.