Home / 493,675.07-681,321.87-355,967.24

Finding the Fourth Proportional to 493,675.07, 681,321.87 and 355,967.24

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Solution

The fourth proportional to 493,675.07, 681,321.87 and 355,967.24 is: 491,271.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,675.07 : 681,321.87 = 355,967.24 : x
  2. Step 2: Convert to fraction form
    493,675.07/681,321.87 = 355,967.24/x
  3. Step 3: Cross multiply
    493,675.07x = 681,321.87 × 355,967.24
  4. Step 4: Simplify right side
    493,675.07x = 242,528,262,208.93
  5. Step 5: Solve for x
    x = 242,528,262,208.93/493,675.07
  6. Step 6: Final answer
    x = 491,271.04

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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.