Home / 958,787.82-1,438,823.25-397,822.32

Finding the Fourth Proportional to 958,787.82, 1,438,823.25 and 397,822.32

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Solution

The fourth proportional to 958,787.82, 1,438,823.25 and 397,822.32 is: 596,999.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,787.82 : 1,438,823.25 = 397,822.32 : x
  2. Step 2: Convert to fraction form
    958,787.82/1,438,823.25 = 397,822.32/x
  3. Step 3: Cross multiply
    958,787.82x = 1,438,823.25 × 397,822.32
  4. Step 4: Simplify right side
    958,787.82x = 572,396,003,384.94
  5. Step 5: Solve for x
    x = 572,396,003,384.94/958,787.82
  6. Step 6: Final answer
    x = 596,999.66

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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.