Home / 454,852.80-682,279.20-255,313.35

Finding the Fourth Proportional to 454,852.80, 682,279.20 and 255,313.35

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Solution

The fourth proportional to 454,852.80, 682,279.20 and 255,313.35 is: 382,970.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,852.80 : 682,279.20 = 255,313.35 : x
  2. Step 2: Convert to fraction form
    454,852.80/682,279.20 = 255,313.35/x
  3. Step 3: Cross multiply
    454,852.80x = 682,279.20 × 255,313.35
  4. Step 4: Simplify right side
    454,852.80x = 174,194,988,187.32
  5. Step 5: Solve for x
    x = 174,194,988,187.32/454,852.80
  6. Step 6: Final answer
    x = 382,970.03

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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.