Home / 479,043-718,561.62-124,056.12

Finding the Fourth Proportional to 479,043, 718,561.62 and 124,056.12

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Solution

The fourth proportional to 479,043, 718,561.62 and 124,056.12 is: 186,083.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,043 : 718,561.62 = 124,056.12 : x
  2. Step 2: Convert to fraction form
    479,043/718,561.62 = 124,056.12/x
  3. Step 3: Cross multiply
    479,043x = 718,561.62 × 124,056.12
  4. Step 4: Simplify right side
    479,043x = 89,141,966,558.11
  5. Step 5: Solve for x
    x = 89,141,966,558.11/479,043
  6. Step 6: Final answer
    x = 186,083.43

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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.