Home / 741,293.58-1,023,002.87-419,004.91

Finding the Fourth Proportional to 741,293.58, 1,023,002.87 and 419,004.91

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Solution

The fourth proportional to 741,293.58, 1,023,002.87 and 419,004.91 is: 578,236.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,293.58 : 1,023,002.87 = 419,004.91 : x
  2. Step 2: Convert to fraction form
    741,293.58/1,023,002.87 = 419,004.91/x
  3. Step 3: Cross multiply
    741,293.58x = 1,023,002.87 × 419,004.91
  4. Step 4: Simplify right side
    741,293.58x = 428,643,225,474.09
  5. Step 5: Solve for x
    x = 428,643,225,474.09/741,293.58
  6. Step 6: Final answer
    x = 578,236.80

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1.5x scale

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.