Home / 426,868.13-589,176.23-245,684.70

Finding the Fourth Proportional to 426,868.13, 589,176.23 and 245,684.70

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Solution

The fourth proportional to 426,868.13, 589,176.23 and 245,684.70 is: 339,101.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,868.13 : 589,176.23 = 245,684.70 : x
  2. Step 2: Convert to fraction form
    426,868.13/589,176.23 = 245,684.70/x
  3. Step 3: Cross multiply
    426,868.13x = 589,176.23 × 245,684.70
  4. Step 4: Simplify right side
    426,868.13x = 144,751,584,086.26
  5. Step 5: Solve for x
    x = 144,751,584,086.26/426,868.13
  6. Step 6: Final answer
    x = 339,101.41

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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.