Home / 469,664.89-648,198.59-263,011.95

Finding the Fourth Proportional to 469,664.89, 648,198.59 and 263,011.95

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Solution

The fourth proportional to 469,664.89, 648,198.59 and 263,011.95 is: 362,990.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,664.89 : 648,198.59 = 263,011.95 : x
  2. Step 2: Convert to fraction form
    469,664.89/648,198.59 = 263,011.95/x
  3. Step 3: Cross multiply
    469,664.89x = 648,198.59 × 263,011.95
  4. Step 4: Simplify right side
    469,664.89x = 170,483,973,828.09
  5. Step 5: Solve for x
    x = 170,483,973,828.09/469,664.89
  6. Step 6: Final answer
    x = 362,990.67

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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.