Home / 455,440.40-682,904.60-174,966.80

Finding the Fourth Proportional to 455,440.40, 682,904.60 and 174,966.80

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Solution

The fourth proportional to 455,440.40, 682,904.60 and 174,966.80 is: 262,351.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,440.40 : 682,904.60 = 174,966.80 : x
  2. Step 2: Convert to fraction form
    455,440.40/682,904.60 = 174,966.80/x
  3. Step 3: Cross multiply
    455,440.40x = 682,904.60 × 174,966.80
  4. Step 4: Simplify right side
    455,440.40x = 119,485,632,567.28
  5. Step 5: Solve for x
    x = 119,485,632,567.28/455,440.40
  6. Step 6: Final answer
    x = 262,351.85

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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.