Home / 641,164.56-884,828.07-350,769.39

Finding the Fourth Proportional to 641,164.56, 884,828.07 and 350,769.39

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Solution

The fourth proportional to 641,164.56, 884,828.07 and 350,769.39 is: 484,073.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,164.56 : 884,828.07 = 350,769.39 : x
  2. Step 2: Convert to fraction form
    641,164.56/884,828.07 = 350,769.39/x
  3. Step 3: Cross multiply
    641,164.56x = 884,828.07 × 350,769.39
  4. Step 4: Simplify right side
    641,164.56x = 310,370,596,190.79
  5. Step 5: Solve for x
    x = 310,370,596,190.79/641,164.56
  6. Step 6: Final answer
    x = 484,073.22

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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.