Home / 983,593.97-1,475,099.35-422,497.25

Finding the Fourth Proportional to 983,593.97, 1,475,099.35 and 422,497.25

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Solution

The fourth proportional to 983,593.97, 1,475,099.35 and 422,497.25 is: 633,620.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,593.97 : 1,475,099.35 = 422,497.25 : x
  2. Step 2: Convert to fraction form
    983,593.97/1,475,099.35 = 422,497.25/x
  3. Step 3: Cross multiply
    983,593.97x = 1,475,099.35 × 422,497.25
  4. Step 4: Simplify right side
    983,593.97x = 623,225,418,851.79
  5. Step 5: Solve for x
    x = 623,225,418,851.79/983,593.97
  6. Step 6: Final answer
    x = 633,620.62

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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.