Home / 1,097,091.98-1,645,795.40-338,999.66

Finding the Fourth Proportional to 1,097,091.98, 1,645,795.40 and 338,999.66

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Solution

The fourth proportional to 1,097,091.98, 1,645,795.40 and 338,999.66 is: 508,548.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,091.98 : 1,645,795.40 = 338,999.66 : x
  2. Step 2: Convert to fraction form
    1,097,091.98/1,645,795.40 = 338,999.66/x
  3. Step 3: Cross multiply
    1,097,091.98x = 1,645,795.40 × 338,999.66
  4. Step 4: Simplify right side
    1,097,091.98x = 557,924,071,105.59
  5. Step 5: Solve for x
    x = 557,924,071,105.59/1,097,091.98
  6. Step 6: Final answer
    x = 508,548.13

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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.