Home / 469,926.65-648,792.39-323,004.45

Finding the Fourth Proportional to 469,926.65, 648,792.39 and 323,004.45

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Solution

The fourth proportional to 469,926.65, 648,792.39 and 323,004.45 is: 445,947.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,926.65 : 648,792.39 = 323,004.45 : x
  2. Step 2: Convert to fraction form
    469,926.65/648,792.39 = 323,004.45/x
  3. Step 3: Cross multiply
    469,926.65x = 648,792.39 × 323,004.45
  4. Step 4: Simplify right side
    469,926.65x = 209,562,829,096.14
  5. Step 5: Solve for x
    x = 209,562,829,096.14/469,926.65
  6. Step 6: Final answer
    x = 445,947.96

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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.