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Finding the Fourth Proportional to 566,780.80, 850,169.76 and 211,822.60

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Solution

The fourth proportional to 566,780.80, 850,169.76 and 211,822.60 is: 317,733.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,780.80 : 850,169.76 = 211,822.60 : x
  2. Step 2: Convert to fraction form
    566,780.80/850,169.76 = 211,822.60/x
  3. Step 3: Cross multiply
    566,780.80x = 850,169.76 × 211,822.60
  4. Step 4: Simplify right side
    566,780.80x = 180,085,169,004.58
  5. Step 5: Solve for x
    x = 180,085,169,004.58/566,780.80
  6. Step 6: Final answer
    x = 317,733.36

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1.5x scale

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.