Home / 456,923.68-685,538.61-157,610.86

Finding the Fourth Proportional to 456,923.68, 685,538.61 and 157,610.86

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Solution

The fourth proportional to 456,923.68, 685,538.61 and 157,610.86 is: 236,469.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,923.68 : 685,538.61 = 157,610.86 : x
  2. Step 2: Convert to fraction form
    456,923.68/685,538.61 = 157,610.86/x
  3. Step 3: Cross multiply
    456,923.68x = 685,538.61 × 157,610.86
  4. Step 4: Simplify right side
    456,923.68x = 108,048,329,885.31
  5. Step 5: Solve for x
    x = 108,048,329,885.31/456,923.68
  6. Step 6: Final answer
    x = 236,469.10

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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.