Home / 450,546.22-621,728.46-246,596.71

Finding the Fourth Proportional to 450,546.22, 621,728.46 and 246,596.71

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Solution

The fourth proportional to 450,546.22, 621,728.46 and 246,596.71 is: 340,289.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,546.22 : 621,728.46 = 246,596.71 : x
  2. Step 2: Convert to fraction form
    450,546.22/621,728.46 = 246,596.71/x
  3. Step 3: Cross multiply
    450,546.22x = 621,728.46 × 246,596.71
  4. Step 4: Simplify right side
    450,546.22x = 153,316,192,749.37
  5. Step 5: Solve for x
    x = 153,316,192,749.37/450,546.22
  6. Step 6: Final answer
    x = 340,289.60

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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.