Home / 426,962.12-589,172.28-235,975.52

Finding the Fourth Proportional to 426,962.12, 589,172.28 and 235,975.52

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Solution

The fourth proportional to 426,962.12, 589,172.28 and 235,975.52 is: 325,626.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,962.12 : 589,172.28 = 235,975.52 : x
  2. Step 2: Convert to fraction form
    426,962.12/589,172.28 = 235,975.52/x
  3. Step 3: Cross multiply
    426,962.12x = 589,172.28 × 235,975.52
  4. Step 4: Simplify right side
    426,962.12x = 139,030,235,142.59
  5. Step 5: Solve for x
    x = 139,030,235,142.59/426,962.12
  6. Step 6: Final answer
    x = 325,626.63

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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.