Home / 980,955.84-1,471,548.96-349,959.36

Finding the Fourth Proportional to 980,955.84, 1,471,548.96 and 349,959.36

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Solution

The fourth proportional to 980,955.84, 1,471,548.96 and 349,959.36 is: 524,980.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,955.84 : 1,471,548.96 = 349,959.36 : x
  2. Step 2: Convert to fraction form
    980,955.84/1,471,548.96 = 349,959.36/x
  3. Step 3: Cross multiply
    980,955.84x = 1,471,548.96 × 349,959.36
  4. Step 4: Simplify right side
    980,955.84x = 514,982,332,250.27
  5. Step 5: Solve for x
    x = 514,982,332,250.27/980,955.84
  6. Step 6: Final answer
    x = 524,980.14

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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.