Home / 426,869.18-589,028.19-235,856.42

Finding the Fourth Proportional to 426,869.18, 589,028.19 and 235,856.42

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Solution

The fourth proportional to 426,869.18, 589,028.19 and 235,856.42 is: 325,453.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,869.18 : 589,028.19 = 235,856.42 : x
  2. Step 2: Convert to fraction form
    426,869.18/589,028.19 = 235,856.42/x
  3. Step 3: Cross multiply
    426,869.18x = 589,028.19 × 235,856.42
  4. Step 4: Simplify right side
    426,869.18x = 138,926,080,172.48
  5. Step 5: Solve for x
    x = 138,926,080,172.48/426,869.18
  6. Step 6: Final answer
    x = 325,453.53

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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.