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Finding the Fourth Proportional to 567,221.60, 850,832.40 and 553,224.80

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Solution

The fourth proportional to 567,221.60, 850,832.40 and 553,224.80 is: 829,837.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,221.60 : 850,832.40 = 553,224.80 : x
  2. Step 2: Convert to fraction form
    567,221.60/850,832.40 = 553,224.80/x
  3. Step 3: Cross multiply
    567,221.60x = 850,832.40 × 553,224.80
  4. Step 4: Simplify right side
    567,221.60x = 470,701,584,323.52
  5. Step 5: Solve for x
    x = 470,701,584,323.52/567,221.60
  6. Step 6: Final answer
    x = 829,837.20

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Similar ratio
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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.