Home / 685,232.72-1,027,917.48-235,894.10

Finding the Fourth Proportional to 685,232.72, 1,027,917.48 and 235,894.10

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Solution

The fourth proportional to 685,232.72, 1,027,917.48 and 235,894.10 is: 353,864.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    685,232.72 : 1,027,917.48 = 235,894.10 : x
  2. Step 2: Convert to fraction form
    685,232.72/1,027,917.48 = 235,894.10/x
  3. Step 3: Cross multiply
    685,232.72x = 1,027,917.48 × 235,894.10
  4. Step 4: Simplify right side
    685,232.72x = 242,479,668,818.87
  5. Step 5: Solve for x
    x = 242,479,668,818.87/685,232.72
  6. Step 6: Final answer
    x = 353,864.70

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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.