Home / 716,925-1,076,134.81-317,846.03

Finding the Fourth Proportional to 716,925, 1,076,134.81 and 317,846.03

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Solution

The fourth proportional to 716,925, 1,076,134.81 and 317,846.03 is: 477,100.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,925 : 1,076,134.81 = 317,846.03 : x
  2. Step 2: Convert to fraction form
    716,925/1,076,134.81 = 317,846.03/x
  3. Step 3: Cross multiply
    716,925x = 1,076,134.81 × 317,846.03
  4. Step 4: Simplify right side
    716,925x = 342,045,177,103.30
  5. Step 5: Solve for x
    x = 342,045,177,103.30/716,925
  6. Step 6: Final answer
    x = 477,100.36

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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.