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Finding the Fourth Proportional to 473,242.15, 709,863.22 and 251,574.31

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Solution

The fourth proportional to 473,242.15, 709,863.22 and 251,574.31 is: 377,361.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,242.15 : 709,863.22 = 251,574.31 : x
  2. Step 2: Convert to fraction form
    473,242.15/709,863.22 = 251,574.31/x
  3. Step 3: Cross multiply
    473,242.15x = 709,863.22 × 251,574.31
  4. Step 4: Simplify right side
    473,242.15x = 178,583,346,216.56
  5. Step 5: Solve for x
    x = 178,583,346,216.56/473,242.15
  6. Step 6: Final answer
    x = 377,361.46

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Similar ratio
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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.