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Finding the Fourth Proportional to 522,053.80, 783,167.10 and 222,677.80

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Solution

The fourth proportional to 522,053.80, 783,167.10 and 222,677.80 is: 334,053.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,053.80 : 783,167.10 = 222,677.80 : x
  2. Step 2: Convert to fraction form
    522,053.80/783,167.10 = 222,677.80/x
  3. Step 3: Cross multiply
    522,053.80x = 783,167.10 × 222,677.80
  4. Step 4: Simplify right side
    522,053.80x = 174,393,926,860.38
  5. Step 5: Solve for x
    x = 174,393,926,860.38/522,053.80
  6. Step 6: Final answer
    x = 334,053.55

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Double scale
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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.