Home / 901,665.23-1,244,289.16-488,200

Finding the Fourth Proportional to 901,665.23, 1,244,289.16 and 488,200

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Solution

The fourth proportional to 901,665.23, 1,244,289.16 and 488,200 is: 673,711.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,665.23 : 1,244,289.16 = 488,200 : x
  2. Step 2: Convert to fraction form
    901,665.23/1,244,289.16 = 488,200/x
  3. Step 3: Cross multiply
    901,665.23x = 1,244,289.16 × 488,200
  4. Step 4: Simplify right side
    901,665.23x = 607,461,967,912
  5. Step 5: Solve for x
    x = 607,461,967,912/901,665.23
  6. Step 6: Final answer
    x = 673,711.20

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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.