Home / 698,265-1,047,458.25-192,826.62

Finding the Fourth Proportional to 698,265, 1,047,458.25 and 192,826.62

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Solution

The fourth proportional to 698,265, 1,047,458.25 and 192,826.62 is: 289,256.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,265 : 1,047,458.25 = 192,826.62 : x
  2. Step 2: Convert to fraction form
    698,265/1,047,458.25 = 192,826.62/x
  3. Step 3: Cross multiply
    698,265x = 1,047,458.25 × 192,826.62
  4. Step 4: Simplify right side
    698,265x = 201,977,833,938.62
  5. Step 5: Solve for x
    x = 201,977,833,938.62/698,265
  6. Step 6: Final answer
    x = 289,256.71

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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.