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Finding the Fourth Proportional to 452,998.76, 679,482.59 and 116,042.36

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Solution

The fourth proportional to 452,998.76, 679,482.59 and 116,042.36 is: 174,059.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,998.76 : 679,482.59 = 116,042.36 : x
  2. Step 2: Convert to fraction form
    452,998.76/679,482.59 = 116,042.36/x
  3. Step 3: Cross multiply
    452,998.76x = 679,482.59 × 116,042.36
  4. Step 4: Simplify right side
    452,998.76x = 78,848,759,344.89
  5. Step 5: Solve for x
    x = 78,848,759,344.89/452,998.76
  6. Step 6: Final answer
    x = 174,059.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.