Home / 873,331.88-1,309,997.61-242,245.69

Finding the Fourth Proportional to 873,331.88, 1,309,997.61 and 242,245.69

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Solution

The fourth proportional to 873,331.88, 1,309,997.61 and 242,245.69 is: 363,368.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,331.88 : 1,309,997.61 = 242,245.69 : x
  2. Step 2: Convert to fraction form
    873,331.88/1,309,997.61 = 242,245.69/x
  3. Step 3: Cross multiply
    873,331.88x = 1,309,997.61 × 242,245.69
  4. Step 4: Simplify right side
    873,331.88x = 317,341,271,657.81
  5. Step 5: Solve for x
    x = 317,341,271,657.81/873,331.88
  6. Step 6: Final answer
    x = 363,368.48

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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.