Home / 1,097,316.72-1,645,808.73-298,660.50

Finding the Fourth Proportional to 1,097,316.72, 1,645,808.73 and 298,660.50

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Solution

The fourth proportional to 1,097,316.72, 1,645,808.73 and 298,660.50 is: 447,945.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,316.72 : 1,645,808.73 = 298,660.50 : x
  2. Step 2: Convert to fraction form
    1,097,316.72/1,645,808.73 = 298,660.50/x
  3. Step 3: Cross multiply
    1,097,316.72x = 1,645,808.73 × 298,660.50
  4. Step 4: Simplify right side
    1,097,316.72x = 491,538,058,206.17
  5. Step 5: Solve for x
    x = 491,538,058,206.17/1,097,316.72
  6. Step 6: Final answer
    x = 447,945.47

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Double scale
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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.