Home / 303,052.20-455,562.45-214,916.10

Finding the Fourth Proportional to 303,052.20, 455,562.45 and 214,916.10

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Solution

The fourth proportional to 303,052.20, 455,562.45 and 214,916.10 is: 323,072.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,052.20 : 455,562.45 = 214,916.10 : x
  2. Step 2: Convert to fraction form
    303,052.20/455,562.45 = 214,916.10/x
  3. Step 3: Cross multiply
    303,052.20x = 455,562.45 × 214,916.10
  4. Step 4: Simplify right side
    303,052.20x = 97,907,705,060.45
  5. Step 5: Solve for x
    x = 97,907,705,060.45/303,052.20
  6. Step 6: Final answer
    x = 323,072.08

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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.