Home / 729,075.60-1,092,738.60-373,906.80

Finding the Fourth Proportional to 729,075.60, 1,092,738.60 and 373,906.80

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Solution

The fourth proportional to 729,075.60, 1,092,738.60 and 373,906.80 is: 560,411.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,075.60 : 1,092,738.60 = 373,906.80 : x
  2. Step 2: Convert to fraction form
    729,075.60/1,092,738.60 = 373,906.80/x
  3. Step 3: Cross multiply
    729,075.60x = 1,092,738.60 × 373,906.80
  4. Step 4: Simplify right side
    729,075.60x = 408,582,393,162.48
  5. Step 5: Solve for x
    x = 408,582,393,162.48/729,075.60
  6. Step 6: Final answer
    x = 560,411.56

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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.