Home / 746,184.54-1,029,608.60-419,454.08

Finding the Fourth Proportional to 746,184.54, 1,029,608.60 and 419,454.08

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Solution

The fourth proportional to 746,184.54, 1,029,608.60 and 419,454.08 is: 578,775.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,184.54 : 1,029,608.60 = 419,454.08 : x
  2. Step 2: Convert to fraction form
    746,184.54/1,029,608.60 = 419,454.08/x
  3. Step 3: Cross multiply
    746,184.54x = 1,029,608.60 × 419,454.08
  4. Step 4: Simplify right side
    746,184.54x = 431,873,520,827.78
  5. Step 5: Solve for x
    x = 431,873,520,827.78/746,184.54
  6. Step 6: Final answer
    x = 578,775.76

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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.