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Finding the Fourth Proportional to 637,297.41, 879,502.01 and 350,814.45

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Solution

The fourth proportional to 637,297.41, 879,502.01 and 350,814.45 is: 484,141.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,297.41 : 879,502.01 = 350,814.45 : x
  2. Step 2: Convert to fraction form
    637,297.41/879,502.01 = 350,814.45/x
  3. Step 3: Cross multiply
    637,297.41x = 879,502.01 × 350,814.45
  4. Step 4: Simplify right side
    637,297.41x = 308,542,012,157.97
  5. Step 5: Solve for x
    x = 308,542,012,157.97/637,297.41
  6. Step 6: Final answer
    x = 484,141.32

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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.