Home / 850,728.24-1,174,057.38-468,754.92

Finding the Fourth Proportional to 850,728.24, 1,174,057.38 and 468,754.92

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Solution

The fourth proportional to 850,728.24, 1,174,057.38 and 468,754.92 is: 646,910.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,728.24 : 1,174,057.38 = 468,754.92 : x
  2. Step 2: Convert to fraction form
    850,728.24/1,174,057.38 = 468,754.92/x
  3. Step 3: Cross multiply
    850,728.24x = 1,174,057.38 × 468,754.92
  4. Step 4: Simplify right side
    850,728.24x = 550,345,173,237.31
  5. Step 5: Solve for x
    x = 550,345,173,237.31/850,728.24
  6. Step 6: Final answer
    x = 646,910.67

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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.