Home / 198,299.51-297,998.22-193,492.53

Finding the Fourth Proportional to 198,299.51, 297,998.22 and 193,492.53

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Solution

The fourth proportional to 198,299.51, 297,998.22 and 193,492.53 is: 290,774.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,299.51 : 297,998.22 = 193,492.53 : x
  2. Step 2: Convert to fraction form
    198,299.51/297,998.22 = 193,492.53/x
  3. Step 3: Cross multiply
    198,299.51x = 297,998.22 × 193,492.53
  4. Step 4: Simplify right side
    198,299.51x = 57,660,430,248.89
  5. Step 5: Solve for x
    x = 57,660,430,248.89/198,299.51
  6. Step 6: Final answer
    x = 290,774.45

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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.