Home / 780,552.02-1,170,906.34-211,941.74

Finding the Fourth Proportional to 780,552.02, 1,170,906.34 and 211,941.74

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Solution

The fourth proportional to 780,552.02, 1,170,906.34 and 211,941.74 is: 317,933.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    780,552.02 : 1,170,906.34 = 211,941.74 : x
  2. Step 2: Convert to fraction form
    780,552.02/1,170,906.34 = 211,941.74/x
  3. Step 3: Cross multiply
    780,552.02x = 1,170,906.34 × 211,941.74
  4. Step 4: Simplify right side
    780,552.02x = 248,163,927,076.63
  5. Step 5: Solve for x
    x = 248,163,927,076.63/780,552.02
  6. Step 6: Final answer
    x = 317,933.87

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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.