Home / 528,746.44-729,674.39-293,004.27

Finding the Fourth Proportional to 528,746.44, 729,674.39 and 293,004.27

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Solution

The fourth proportional to 528,746.44, 729,674.39 and 293,004.27 is: 404,348.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,746.44 : 729,674.39 = 293,004.27 : x
  2. Step 2: Convert to fraction form
    528,746.44/729,674.39 = 293,004.27/x
  3. Step 3: Cross multiply
    528,746.44x = 729,674.39 × 293,004.27
  4. Step 4: Simplify right side
    528,746.44x = 213,797,711,979.65
  5. Step 5: Solve for x
    x = 213,797,711,979.65/528,746.44
  6. Step 6: Final answer
    x = 404,348.28

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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.