Home / 426,873.20-589,085.23-235,886.60

Finding the Fourth Proportional to 426,873.20, 589,085.23 and 235,886.60

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Solution

The fourth proportional to 426,873.20, 589,085.23 and 235,886.60 is: 325,523.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,873.20 : 589,085.23 = 235,886.60 : x
  2. Step 2: Convert to fraction form
    426,873.20/589,085.23 = 235,886.60/x
  3. Step 3: Cross multiply
    426,873.20x = 589,085.23 × 235,886.60
  4. Step 4: Simplify right side
    426,873.20x = 138,957,312,014.92
  5. Step 5: Solve for x
    x = 138,957,312,014.92/426,873.20
  6. Step 6: Final answer
    x = 325,523.63

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1.5x scale

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.