Home / 850,693.52-1,173,983.67-488,183.69

Finding the Fourth Proportional to 850,693.52, 1,173,983.67 and 488,183.69

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Solution

The fourth proportional to 850,693.52, 1,173,983.67 and 488,183.69 is: 673,708.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,693.52 : 1,173,983.67 = 488,183.69 : x
  2. Step 2: Convert to fraction form
    850,693.52/1,173,983.67 = 488,183.69/x
  3. Step 3: Cross multiply
    850,693.52x = 1,173,983.67 × 488,183.69
  4. Step 4: Simplify right side
    850,693.52x = 573,119,682,955.30
  5. Step 5: Solve for x
    x = 573,119,682,955.30/850,693.52
  6. Step 6: Final answer
    x = 673,708.77

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1.5x scale

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.