Home / 598,420.95-825,819.74-326,489.03

Finding the Fourth Proportional to 598,420.95, 825,819.74 and 326,489.03

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Solution

The fourth proportional to 598,420.95, 825,819.74 and 326,489.03 is: 450,554.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,420.95 : 825,819.74 = 326,489.03 : x
  2. Step 2: Convert to fraction form
    598,420.95/825,819.74 = 326,489.03/x
  3. Step 3: Cross multiply
    598,420.95x = 825,819.74 × 326,489.03
  4. Step 4: Simplify right side
    598,420.95x = 269,621,081,738.35
  5. Step 5: Solve for x
    x = 269,621,081,738.35/598,420.95
  6. Step 6: Final answer
    x = 450,554.22

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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.