Home / 1,494,914.60-2,242,007.40-429,845.60

Finding the Fourth Proportional to 1,494,914.60, 2,242,007.40 and 429,845.60

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Solution

The fourth proportional to 1,494,914.60, 2,242,007.40 and 429,845.60 is: 644,663.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,494,914.60 : 2,242,007.40 = 429,845.60 : x
  2. Step 2: Convert to fraction form
    1,494,914.60/2,242,007.40 = 429,845.60/x
  3. Step 3: Cross multiply
    1,494,914.60x = 2,242,007.40 × 429,845.60
  4. Step 4: Simplify right side
    1,494,914.60x = 963,717,016,057.44
  5. Step 5: Solve for x
    x = 963,717,016,057.44/1,494,914.60
  6. Step 6: Final answer
    x = 644,663.59

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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.