Home / 426,840.16-589,023.60-235,849.60

Finding the Fourth Proportional to 426,840.16, 589,023.60 and 235,849.60

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Solution

The fourth proportional to 426,840.16, 589,023.60 and 235,849.60 is: 325,463.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,840.16 : 589,023.60 = 235,849.60 : x
  2. Step 2: Convert to fraction form
    426,840.16/589,023.60 = 235,849.60/x
  3. Step 3: Cross multiply
    426,840.16x = 589,023.60 × 235,849.60
  4. Step 4: Simplify right side
    426,840.16x = 138,920,980,450.56
  5. Step 5: Solve for x
    x = 138,920,980,450.56/426,840.16
  6. Step 6: Final answer
    x = 325,463.71

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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.