Home / 873,188.15-1,309,782.27-242,101.97

Finding the Fourth Proportional to 873,188.15, 1,309,782.27 and 242,101.97

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Solution

The fourth proportional to 873,188.15, 1,309,782.27 and 242,101.97 is: 363,152.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,188.15 : 1,309,782.27 = 242,101.97 : x
  2. Step 2: Convert to fraction form
    873,188.15/1,309,782.27 = 242,101.97/x
  3. Step 3: Cross multiply
    873,188.15x = 1,309,782.27 × 242,101.97
  4. Step 4: Simplify right side
    873,188.15x = 317,100,867,838.07
  5. Step 5: Solve for x
    x = 317,100,867,838.07/873,188.15
  6. Step 6: Final answer
    x = 363,152.97

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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.