Home / 329,829.67-455,126.55-184,643.40

Finding the Fourth Proportional to 329,829.67, 455,126.55 and 184,643.40

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Solution

The fourth proportional to 329,829.67, 455,126.55 and 184,643.40 is: 254,786.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,829.67 : 455,126.55 = 184,643.40 : x
  2. Step 2: Convert to fraction form
    329,829.67/455,126.55 = 184,643.40/x
  3. Step 3: Cross multiply
    329,829.67x = 455,126.55 × 184,643.40
  4. Step 4: Simplify right side
    329,829.67x = 84,036,112,076.50
  5. Step 5: Solve for x
    x = 84,036,112,076.50/329,829.67
  6. Step 6: Final answer
    x = 254,786.39

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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.