Home / 872,336.24-1,308,502.74-273,343.28

Finding the Fourth Proportional to 872,336.24, 1,308,502.74 and 273,343.28

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Solution

The fourth proportional to 872,336.24, 1,308,502.74 and 273,343.28 is: 410,014.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,336.24 : 1,308,502.74 = 273,343.28 : x
  2. Step 2: Convert to fraction form
    872,336.24/1,308,502.74 = 273,343.28/x
  3. Step 3: Cross multiply
    872,336.24x = 1,308,502.74 × 273,343.28
  4. Step 4: Simplify right side
    872,336.24x = 357,670,434,111.84
  5. Step 5: Solve for x
    x = 357,670,434,111.84/872,336.24
  6. Step 6: Final answer
    x = 410,014.41

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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.