Home / 359,746.20-496,442.88-198,606.24

Finding the Fourth Proportional to 359,746.20, 496,442.88 and 198,606.24

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Solution

The fourth proportional to 359,746.20, 496,442.88 and 198,606.24 is: 274,072.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,746.20 : 496,442.88 = 198,606.24 : x
  2. Step 2: Convert to fraction form
    359,746.20/496,442.88 = 198,606.24/x
  3. Step 3: Cross multiply
    359,746.20x = 496,442.88 × 198,606.24
  4. Step 4: Simplify right side
    359,746.20x = 98,596,653,771.57
  5. Step 5: Solve for x
    x = 98,596,653,771.57/359,746.20
  6. Step 6: Final answer
    x = 274,072.82

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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.