Home / 598,721.45-827,316.38-426,340.14

Finding the Fourth Proportional to 598,721.45, 827,316.38 and 426,340.14

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Solution

The fourth proportional to 598,721.45, 827,316.38 and 426,340.14 is: 589,119.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,721.45 : 827,316.38 = 426,340.14 : x
  2. Step 2: Convert to fraction form
    598,721.45/827,316.38 = 426,340.14/x
  3. Step 3: Cross multiply
    598,721.45x = 827,316.38 × 426,340.14
  4. Step 4: Simplify right side
    598,721.45x = 352,718,181,273.49
  5. Step 5: Solve for x
    x = 352,718,181,273.49/598,721.45
  6. Step 6: Final answer
    x = 589,119.00

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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.