Home / 329,941.75-455,320.83-179,038.75

Finding the Fourth Proportional to 329,941.75, 455,320.83 and 179,038.75

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Solution

The fourth proportional to 329,941.75, 455,320.83 and 179,038.75 is: 247,074.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,941.75 : 455,320.83 = 179,038.75 : x
  2. Step 2: Convert to fraction form
    329,941.75/455,320.83 = 179,038.75/x
  3. Step 3: Cross multiply
    329,941.75x = 455,320.83 × 179,038.75
  4. Step 4: Simplify right side
    329,941.75x = 81,520,072,252.16
  5. Step 5: Solve for x
    x = 81,520,072,252.16/329,941.75
  6. Step 6: Final answer
    x = 247,074.13

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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.