Home / 792,908.39-1,189,096.01-287,363.54

Finding the Fourth Proportional to 792,908.39, 1,189,096.01 and 287,363.54

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Solution

The fourth proportional to 792,908.39, 1,189,096.01 and 287,363.54 is: 430,948.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,908.39 : 1,189,096.01 = 287,363.54 : x
  2. Step 2: Convert to fraction form
    792,908.39/1,189,096.01 = 287,363.54/x
  3. Step 3: Cross multiply
    792,908.39x = 1,189,096.01 × 287,363.54
  4. Step 4: Simplify right side
    792,908.39x = 341,702,840,369.40
  5. Step 5: Solve for x
    x = 341,702,840,369.40/792,908.39
  6. Step 6: Final answer
    x = 430,948.70

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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.