Home / 359,740.21-496,442.23-198,595.48

Finding the Fourth Proportional to 359,740.21, 496,442.23 and 198,595.48

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Solution

The fourth proportional to 359,740.21, 496,442.23 and 198,595.48 is: 274,062.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,740.21 : 496,442.23 = 198,595.48 : x
  2. Step 2: Convert to fraction form
    359,740.21/496,442.23 = 198,595.48/x
  3. Step 3: Cross multiply
    359,740.21x = 496,442.23 × 198,595.48
  4. Step 4: Simplify right side
    359,740.21x = 98,591,181,966.14
  5. Step 5: Solve for x
    x = 98,591,181,966.14/359,740.21
  6. Step 6: Final answer
    x = 274,062.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.