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Finding the Fourth Proportional to 380,099.34, 569,980.52 and 202,573.26

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Solution

The fourth proportional to 380,099.34, 569,980.52 and 202,573.26 is: 303,770.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,099.34 : 569,980.52 = 202,573.26 : x
  2. Step 2: Convert to fraction form
    380,099.34/569,980.52 = 202,573.26/x
  3. Step 3: Cross multiply
    380,099.34x = 569,980.52 × 202,573.26
  4. Step 4: Simplify right side
    380,099.34x = 115,462,812,072.90
  5. Step 5: Solve for x
    x = 115,462,812,072.90/380,099.34
  6. Step 6: Final answer
    x = 303,770.09

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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.