Home / 739,965.28-1,106,741-435,634.20

Finding the Fourth Proportional to 739,965.28, 1,106,741 and 435,634.20

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Solution

The fourth proportional to 739,965.28, 1,106,741 and 435,634.20 is: 651,563.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,965.28 : 1,106,741 = 435,634.20 : x
  2. Step 2: Convert to fraction form
    739,965.28/1,106,741 = 435,634.20/x
  3. Step 3: Cross multiply
    739,965.28x = 1,106,741 × 435,634.20
  4. Step 4: Simplify right side
    739,965.28x = 482,134,230,142.20
  5. Step 5: Solve for x
    x = 482,134,230,142.20/739,965.28
  6. Step 6: Final answer
    x = 651,563.31

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1.5x scale

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.