Home / 839,959.34-1,259,471.09-498,541.37

Finding the Fourth Proportional to 839,959.34, 1,259,471.09 and 498,541.37

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Solution

The fourth proportional to 839,959.34, 1,259,471.09 and 498,541.37 is: 747,534.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,959.34 : 1,259,471.09 = 498,541.37 : x
  2. Step 2: Convert to fraction form
    839,959.34/1,259,471.09 = 498,541.37/x
  3. Step 3: Cross multiply
    839,959.34x = 1,259,471.09 × 498,541.37
  4. Step 4: Simplify right side
    839,959.34x = 627,898,437,632.99
  5. Step 5: Solve for x
    x = 627,898,437,632.99/839,959.34
  6. Step 6: Final answer
    x = 747,534.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.