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Finding the Fourth Proportional to 567,281.40, 850,922.10 and 300,904.80

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Solution

The fourth proportional to 567,281.40, 850,922.10 and 300,904.80 is: 451,357.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,281.40 : 850,922.10 = 300,904.80 : x
  2. Step 2: Convert to fraction form
    567,281.40/850,922.10 = 300,904.80/x
  3. Step 3: Cross multiply
    567,281.40x = 850,922.10 × 300,904.80
  4. Step 4: Simplify right side
    567,281.40x = 256,046,544,316.08
  5. Step 5: Solve for x
    x = 256,046,544,316.08/567,281.40
  6. Step 6: Final answer
    x = 451,357.20

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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.