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Finding the Fourth Proportional to 344,298.32, 515,980.44 and 166,451.12

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Solution

The fourth proportional to 344,298.32, 515,980.44 and 166,451.12 is: 249,450.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,298.32 : 515,980.44 = 166,451.12 : x
  2. Step 2: Convert to fraction form
    344,298.32/515,980.44 = 166,451.12/x
  3. Step 3: Cross multiply
    344,298.32x = 515,980.44 × 166,451.12
  4. Step 4: Simplify right side
    344,298.32x = 85,885,522,136.09
  5. Step 5: Solve for x
    x = 85,885,522,136.09/344,298.32
  6. Step 6: Final answer
    x = 249,450.89

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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.