Home / 372,790.37-514,465.28-211,660.41

Finding the Fourth Proportional to 372,790.37, 514,465.28 and 211,660.41

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Solution

The fourth proportional to 372,790.37, 514,465.28 and 211,660.41 is: 292,099.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,790.37 : 514,465.28 = 211,660.41 : x
  2. Step 2: Convert to fraction form
    372,790.37/514,465.28 = 211,660.41/x
  3. Step 3: Cross multiply
    372,790.37x = 514,465.28 × 211,660.41
  4. Step 4: Simplify right side
    372,790.37x = 108,891,931,037.26
  5. Step 5: Solve for x
    x = 108,891,931,037.26/372,790.37
  6. Step 6: Final answer
    x = 292,099.64

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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.