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Finding the Fourth Proportional to 353,645.84, 488,037.48 and 192,505.52

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Solution

The fourth proportional to 353,645.84, 488,037.48 and 192,505.52 is: 265,661.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,645.84 : 488,037.48 = 192,505.52 : x
  2. Step 2: Convert to fraction form
    353,645.84/488,037.48 = 192,505.52/x
  3. Step 3: Cross multiply
    353,645.84x = 488,037.48 × 192,505.52
  4. Step 4: Simplify right side
    353,645.84x = 93,949,908,866.89
  5. Step 5: Solve for x
    x = 93,949,908,866.89/353,645.84
  6. Step 6: Final answer
    x = 265,661.00

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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.