Home / 475,829.34-656,583.96-271,893.45

Finding the Fourth Proportional to 475,829.34, 656,583.96 and 271,893.45

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Solution

The fourth proportional to 475,829.34, 656,583.96 and 271,893.45 is: 375,178.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,829.34 : 656,583.96 = 271,893.45 : x
  2. Step 2: Convert to fraction form
    475,829.34/656,583.96 = 271,893.45/x
  3. Step 3: Cross multiply
    475,829.34x = 656,583.96 × 271,893.45
  4. Step 4: Simplify right side
    475,829.34x = 178,520,878,099.06
  5. Step 5: Solve for x
    x = 178,520,878,099.06/475,829.34
  6. Step 6: Final answer
    x = 375,178.37

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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.