Home / 1,084,542.30-1,626,805.26-326,380.50

Finding the Fourth Proportional to 1,084,542.30, 1,626,805.26 and 326,380.50

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Solution

The fourth proportional to 1,084,542.30, 1,626,805.26 and 326,380.50 is: 489,568.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,084,542.30 : 1,626,805.26 = 326,380.50 : x
  2. Step 2: Convert to fraction form
    1,084,542.30/1,626,805.26 = 326,380.50/x
  3. Step 3: Cross multiply
    1,084,542.30x = 1,626,805.26 × 326,380.50
  4. Step 4: Simplify right side
    1,084,542.30x = 530,957,514,161.43
  5. Step 5: Solve for x
    x = 530,957,514,161.43/1,084,542.30
  6. Step 6: Final answer
    x = 489,568.29

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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.