Home / 507,072.15-699,731.82-277,585.05

Finding the Fourth Proportional to 507,072.15, 699,731.82 and 277,585.05

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Solution

The fourth proportional to 507,072.15, 699,731.82 and 277,585.05 is: 383,052.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,072.15 : 699,731.82 = 277,585.05 : x
  2. Step 2: Convert to fraction form
    507,072.15/699,731.82 = 277,585.05/x
  3. Step 3: Cross multiply
    507,072.15x = 699,731.82 × 277,585.05
  4. Step 4: Simplify right side
    507,072.15x = 194,235,092,241.29
  5. Step 5: Solve for x
    x = 194,235,092,241.29/507,072.15
  6. Step 6: Final answer
    x = 383,052.18

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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.