Home / 434,828.68-599,809.38-273,428.20

Finding the Fourth Proportional to 434,828.68, 599,809.38 and 273,428.20

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Solution

The fourth proportional to 434,828.68, 599,809.38 and 273,428.20 is: 377,171.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,828.68 : 599,809.38 = 273,428.20 : x
  2. Step 2: Convert to fraction form
    434,828.68/599,809.38 = 273,428.20/x
  3. Step 3: Cross multiply
    434,828.68x = 599,809.38 × 273,428.20
  4. Step 4: Simplify right side
    434,828.68x = 164,004,799,116.52
  5. Step 5: Solve for x
    x = 164,004,799,116.52/434,828.68
  6. Step 6: Final answer
    x = 377,171.07

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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.