Home / 734,315.10-1,101,874.05-285,053.82

Finding the Fourth Proportional to 734,315.10, 1,101,874.05 and 285,053.82

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Solution

The fourth proportional to 734,315.10, 1,101,874.05 and 285,053.82 is: 427,736.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,315.10 : 1,101,874.05 = 285,053.82 : x
  2. Step 2: Convert to fraction form
    734,315.10/1,101,874.05 = 285,053.82/x
  3. Step 3: Cross multiply
    734,315.10x = 1,101,874.05 × 285,053.82
  4. Step 4: Simplify right side
    734,315.10x = 314,093,407,111.37
  5. Step 5: Solve for x
    x = 314,093,407,111.37/734,315.10
  6. Step 6: Final answer
    x = 427,736.55

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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.