Home / 717,015.06-1,076,187.21-362,278.41

Finding the Fourth Proportional to 717,015.06, 1,076,187.21 and 362,278.41

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Solution

The fourth proportional to 717,015.06, 1,076,187.21 and 362,278.41 is: 543,753.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,015.06 : 1,076,187.21 = 362,278.41 : x
  2. Step 2: Convert to fraction form
    717,015.06/1,076,187.21 = 362,278.41/x
  3. Step 3: Cross multiply
    717,015.06x = 1,076,187.21 × 362,278.41
  4. Step 4: Simplify right side
    717,015.06x = 389,879,391,301.14
  5. Step 5: Solve for x
    x = 389,879,391,301.14/717,015.06
  6. Step 6: Final answer
    x = 543,753.42

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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.