Home / 528,746.94-729,675.06-293,004.75

Finding the Fourth Proportional to 528,746.94, 729,675.06 and 293,004.75

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Solution

The fourth proportional to 528,746.94, 729,675.06 and 293,004.75 is: 404,348.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,746.94 : 729,675.06 = 293,004.75 : x
  2. Step 2: Convert to fraction form
    528,746.94/729,675.06 = 293,004.75/x
  3. Step 3: Cross multiply
    528,746.94x = 729,675.06 × 293,004.75
  4. Step 4: Simplify right side
    528,746.94x = 213,798,258,536.54
  5. Step 5: Solve for x
    x = 213,798,258,536.54/528,746.94
  6. Step 6: Final answer
    x = 404,348.93

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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.