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Finding the Fourth Proportional to 363,333.60, 501,357.60 and 210,340.80

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Solution

The fourth proportional to 363,333.60, 501,357.60 and 210,340.80 is: 290,245.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,333.60 : 501,357.60 = 210,340.80 : x
  2. Step 2: Convert to fraction form
    363,333.60/501,357.60 = 210,340.80/x
  3. Step 3: Cross multiply
    363,333.60x = 501,357.60 × 210,340.80
  4. Step 4: Simplify right side
    363,333.60x = 105,455,958,670.08
  5. Step 5: Solve for x
    x = 105,455,958,670.08/363,333.60
  6. Step 6: Final answer
    x = 290,245.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.