Home / 850,286.63-1,173,395.55-468,313.41

Finding the Fourth Proportional to 850,286.63, 1,173,395.55 and 468,313.41

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Solution

The fourth proportional to 850,286.63, 1,173,395.55 and 468,313.41 is: 646,272.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,286.63 : 1,173,395.55 = 468,313.41 : x
  2. Step 2: Convert to fraction form
    850,286.63/1,173,395.55 = 468,313.41/x
  3. Step 3: Cross multiply
    850,286.63x = 1,173,395.55 × 468,313.41
  4. Step 4: Simplify right side
    850,286.63x = 549,516,871,299.33
  5. Step 5: Solve for x
    x = 549,516,871,299.33/850,286.63
  6. Step 6: Final answer
    x = 646,272.51

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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.