Home / 741,485.35-1,023,210.03-419,176.23

Finding the Fourth Proportional to 741,485.35, 1,023,210.03 and 419,176.23

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Solution

The fourth proportional to 741,485.35, 1,023,210.03 and 419,176.23 is: 578,440.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,485.35 : 1,023,210.03 = 419,176.23 : x
  2. Step 2: Convert to fraction form
    741,485.35/1,023,210.03 = 419,176.23/x
  3. Step 3: Cross multiply
    741,485.35x = 1,023,210.03 × 419,176.23
  4. Step 4: Simplify right side
    741,485.35x = 428,905,322,873.59
  5. Step 5: Solve for x
    x = 428,905,322,873.59/741,485.35
  6. Step 6: Final answer
    x = 578,440.72

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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.