Home / 934,166.90-1,289,245.56-571,830.20

Finding the Fourth Proportional to 934,166.90, 1,289,245.56 and 571,830.20

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Solution

The fourth proportional to 934,166.90, 1,289,245.56 and 571,830.20 is: 789,183.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,166.90 : 1,289,245.56 = 571,830.20 : x
  2. Step 2: Convert to fraction form
    934,166.90/1,289,245.56 = 571,830.20/x
  3. Step 3: Cross multiply
    934,166.90x = 1,289,245.56 × 571,830.20
  4. Step 4: Simplify right side
    934,166.90x = 737,229,546,423.91
  5. Step 5: Solve for x
    x = 737,229,546,423.91/934,166.90
  6. Step 6: Final answer
    x = 789,183.97

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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.