Home / 1,084,238.62-1,626,437.82-285,514.63

Finding the Fourth Proportional to 1,084,238.62, 1,626,437.82 and 285,514.63

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Solution

The fourth proportional to 1,084,238.62, 1,626,437.82 and 285,514.63 is: 428,292.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,084,238.62 : 1,626,437.82 = 285,514.63 : x
  2. Step 2: Convert to fraction form
    1,084,238.62/1,626,437.82 = 285,514.63/x
  3. Step 3: Cross multiply
    1,084,238.62x = 1,626,437.82 × 285,514.63
  4. Step 4: Simplify right side
    1,084,238.62x = 464,371,792,395.31
  5. Step 5: Solve for x
    x = 464,371,792,395.31/1,084,238.62
  6. Step 6: Final answer
    x = 428,292.98

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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.