Home / 440,731.92-608,157.54-259,403.64

Finding the Fourth Proportional to 440,731.92, 608,157.54 and 259,403.64

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Solution

The fourth proportional to 440,731.92, 608,157.54 and 259,403.64 is: 357,946.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,731.92 : 608,157.54 = 259,403.64 : x
  2. Step 2: Convert to fraction form
    440,731.92/608,157.54 = 259,403.64/x
  3. Step 3: Cross multiply
    440,731.92x = 608,157.54 × 259,403.64
  4. Step 4: Simplify right side
    440,731.92x = 157,758,279,569.45
  5. Step 5: Solve for x
    x = 157,758,279,569.45/440,731.92
  6. Step 6: Final answer
    x = 357,946.12

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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.