Home / 740,418.90-1,110,628.34-179,453.40

Finding the Fourth Proportional to 740,418.90, 1,110,628.34 and 179,453.40

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Solution

The fourth proportional to 740,418.90, 1,110,628.34 and 179,453.40 is: 269,180.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,418.90 : 1,110,628.34 = 179,453.40 : x
  2. Step 2: Convert to fraction form
    740,418.90/1,110,628.34 = 179,453.40/x
  3. Step 3: Cross multiply
    740,418.90x = 1,110,628.34 × 179,453.40
  4. Step 4: Simplify right side
    740,418.90x = 199,306,032,197.99
  5. Step 5: Solve for x
    x = 199,306,032,197.99/740,418.90
  6. Step 6: Final answer
    x = 269,180.10

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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.