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Finding the Fourth Proportional to 264,673.36, 397,011.37 and 64,993.80

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Solution

The fourth proportional to 264,673.36, 397,011.37 and 64,993.80 is: 97,491.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,673.36 : 397,011.37 = 64,993.80 : x
  2. Step 2: Convert to fraction form
    264,673.36/397,011.37 = 64,993.80/x
  3. Step 3: Cross multiply
    264,673.36x = 397,011.37 × 64,993.80
  4. Step 4: Simplify right side
    264,673.36x = 25,803,277,579.51
  5. Step 5: Solve for x
    x = 25,803,277,579.51/264,673.36
  6. Step 6: Final answer
    x = 97,491.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.