Home / 450,826.44-622,140.69-246,890.07

Finding the Fourth Proportional to 450,826.44, 622,140.69 and 246,890.07

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Solution

The fourth proportional to 450,826.44, 622,140.69 and 246,890.07 is: 340,708.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,826.44 : 622,140.69 = 246,890.07 : x
  2. Step 2: Convert to fraction form
    450,826.44/622,140.69 = 246,890.07/x
  3. Step 3: Cross multiply
    450,826.44x = 622,140.69 × 246,890.07
  4. Step 4: Simplify right side
    450,826.44x = 153,600,358,503.95
  5. Step 5: Solve for x
    x = 153,600,358,503.95/450,826.44
  6. Step 6: Final answer
    x = 340,708.41

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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.