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Finding the Fourth Proportional to 463,324.80, 639,460.80 and 335,953.92

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Solution

The fourth proportional to 463,324.80, 639,460.80 and 335,953.92 is: 463,669.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,324.80 : 639,460.80 = 335,953.92 : x
  2. Step 2: Convert to fraction form
    463,324.80/639,460.80 = 335,953.92/x
  3. Step 3: Cross multiply
    463,324.80x = 639,460.80 × 335,953.92
  4. Step 4: Simplify right side
    463,324.80x = 214,829,362,446.34
  5. Step 5: Solve for x
    x = 214,829,362,446.34/463,324.80
  6. Step 6: Final answer
    x = 463,669.03

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1.5x scale

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.