Home / 938,767.23-1,407,588.48-298,794.51

Finding the Fourth Proportional to 938,767.23, 1,407,588.48 and 298,794.51

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Solution

The fourth proportional to 938,767.23, 1,407,588.48 and 298,794.51 is: 448,012.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,767.23 : 1,407,588.48 = 298,794.51 : x
  2. Step 2: Convert to fraction form
    938,767.23/1,407,588.48 = 298,794.51/x
  3. Step 3: Cross multiply
    938,767.23x = 1,407,588.48 × 298,794.51
  4. Step 4: Simplify right side
    938,767.23x = 420,579,710,163.25
  5. Step 5: Solve for x
    x = 420,579,710,163.25/938,767.23
  6. Step 6: Final answer
    x = 448,012.77

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1.5x scale

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.