Home / 1,164,571.70-1,747,137.85-490,845.69

Finding the Fourth Proportional to 1,164,571.70, 1,747,137.85 and 490,845.69

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Solution

The fourth proportional to 1,164,571.70, 1,747,137.85 and 490,845.69 is: 736,386.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,164,571.70 : 1,747,137.85 = 490,845.69 : x
  2. Step 2: Convert to fraction form
    1,164,571.70/1,747,137.85 = 490,845.69/x
  3. Step 3: Cross multiply
    1,164,571.70x = 1,747,137.85 × 490,845.69
  4. Step 4: Simplify right side
    1,164,571.70x = 857,575,082,281.25
  5. Step 5: Solve for x
    x = 857,575,082,281.25/1,164,571.70
  6. Step 6: Final answer
    x = 736,386.68

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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.