Home / 451,260.50-622,746.40-247,309.76

Finding the Fourth Proportional to 451,260.50, 622,746.40 and 247,309.76

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Solution

The fourth proportional to 451,260.50, 622,746.40 and 247,309.76 is: 341,291.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,260.50 : 622,746.40 = 247,309.76 : x
  2. Step 2: Convert to fraction form
    451,260.50/622,746.40 = 247,309.76/x
  3. Step 3: Cross multiply
    451,260.50x = 622,746.40 × 247,309.76
  4. Step 4: Simplify right side
    451,260.50x = 154,011,262,724.86
  5. Step 5: Solve for x
    x = 154,011,262,724.86/451,260.50
  6. Step 6: Final answer
    x = 341,291.26

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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.