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Finding the Fourth Proportional to 359,732.77, 496,395.84 and 198,577.42

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Solution

The fourth proportional to 359,732.77, 496,395.84 and 198,577.42 is: 274,017.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,732.77 : 496,395.84 = 198,577.42 : x
  2. Step 2: Convert to fraction form
    359,732.77/496,395.84 = 198,577.42/x
  3. Step 3: Cross multiply
    359,732.77x = 496,395.84 × 198,577.42
  4. Step 4: Simplify right side
    359,732.77x = 98,573,005,205.93
  5. Step 5: Solve for x
    x = 98,573,005,205.93/359,732.77
  6. Step 6: Final answer
    x = 274,017.31

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1.5x scale

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.