Home / 426,815.70-589,004.45-235,827.73

Finding the Fourth Proportional to 426,815.70, 589,004.45 and 235,827.73

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Solution

The fourth proportional to 426,815.70, 589,004.45 and 235,827.73 is: 325,441.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,815.70 : 589,004.45 = 235,827.73 : x
  2. Step 2: Convert to fraction form
    426,815.70/589,004.45 = 235,827.73/x
  3. Step 3: Cross multiply
    426,815.70x = 589,004.45 × 235,827.73
  4. Step 4: Simplify right side
    426,815.70x = 138,903,582,403.40
  5. Step 5: Solve for x
    x = 138,903,582,403.40/426,815.70
  6. Step 6: Final answer
    x = 325,441.60

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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.