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Finding the Fourth Proportional to 477,848.88, 659,355.84 and 273,860.51

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Solution

The fourth proportional to 477,848.88, 659,355.84 and 273,860.51 is: 377,884.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,848.88 : 659,355.84 = 273,860.51 : x
  2. Step 2: Convert to fraction form
    477,848.88/659,355.84 = 273,860.51/x
  3. Step 3: Cross multiply
    477,848.88x = 659,355.84 × 273,860.51
  4. Step 4: Simplify right side
    477,848.88x = 180,571,523,317.10
  5. Step 5: Solve for x
    x = 180,571,523,317.10/477,848.88
  6. Step 6: Final answer
    x = 377,884.16

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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.