Home / 662,142.15-993,222.34-188,827.56

Finding the Fourth Proportional to 662,142.15, 993,222.34 and 188,827.56

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Solution

The fourth proportional to 662,142.15, 993,222.34 and 188,827.56 is: 283,243.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,142.15 : 993,222.34 = 188,827.56 : x
  2. Step 2: Convert to fraction form
    662,142.15/993,222.34 = 188,827.56/x
  3. Step 3: Cross multiply
    662,142.15x = 993,222.34 × 188,827.56
  4. Step 4: Simplify right side
    662,142.15x = 187,547,750,527.62
  5. Step 5: Solve for x
    x = 187,547,750,527.62/662,142.15
  6. Step 6: Final answer
    x = 283,243.94

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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.