Home / 769,790.88-1,062,334.08-430,260

Finding the Fourth Proportional to 769,790.88, 1,062,334.08 and 430,260

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Solution

The fourth proportional to 769,790.88, 1,062,334.08 and 430,260 is: 593,771.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,790.88 : 1,062,334.08 = 430,260 : x
  2. Step 2: Convert to fraction form
    769,790.88/1,062,334.08 = 430,260/x
  3. Step 3: Cross multiply
    769,790.88x = 1,062,334.08 × 430,260
  4. Step 4: Simplify right side
    769,790.88x = 457,079,861,260.80
  5. Step 5: Solve for x
    x = 457,079,861,260.80/769,790.88
  6. Step 6: Final answer
    x = 593,771.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.