Home / 746,923.50-1,120,436.28-214,403.58

Finding the Fourth Proportional to 746,923.50, 1,120,436.28 and 214,403.58

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Solution

The fourth proportional to 746,923.50, 1,120,436.28 and 214,403.58 is: 321,620.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,923.50 : 1,120,436.28 = 214,403.58 : x
  2. Step 2: Convert to fraction form
    746,923.50/1,120,436.28 = 214,403.58/x
  3. Step 3: Cross multiply
    746,923.50x = 1,120,436.28 × 214,403.58
  4. Step 4: Simplify right side
    746,923.50x = 240,225,549,593.88
  5. Step 5: Solve for x
    x = 240,225,549,593.88/746,923.50
  6. Step 6: Final answer
    x = 321,620.02

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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.