Home / 1,097,299.84-1,645,783.45-298,643.62

Finding the Fourth Proportional to 1,097,299.84, 1,645,783.45 and 298,643.62

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Solution

The fourth proportional to 1,097,299.84, 1,645,783.45 and 298,643.62 is: 447,920.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,299.84 : 1,645,783.45 = 298,643.62 : x
  2. Step 2: Convert to fraction form
    1,097,299.84/1,645,783.45 = 298,643.62/x
  3. Step 3: Cross multiply
    1,097,299.84x = 1,645,783.45 × 298,643.62
  4. Step 4: Simplify right side
    1,097,299.84x = 491,502,722,383.02
  5. Step 5: Solve for x
    x = 491,502,722,383.02/1,097,299.84
  6. Step 6: Final answer
    x = 447,920.16

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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.