Home / 662,619.51-992,532.83-303,093.11

Finding the Fourth Proportional to 662,619.51, 992,532.83 and 303,093.11

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Solution

The fourth proportional to 662,619.51, 992,532.83 and 303,093.11 is: 454,000.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,619.51 : 992,532.83 = 303,093.11 : x
  2. Step 2: Convert to fraction form
    662,619.51/992,532.83 = 303,093.11/x
  3. Step 3: Cross multiply
    662,619.51x = 992,532.83 × 303,093.11
  4. Step 4: Simplify right side
    662,619.51x = 300,829,863,187.67
  5. Step 5: Solve for x
    x = 300,829,863,187.67/662,619.51
  6. Step 6: Final answer
    x = 454,000.91

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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.