Home / 734,833.50-1,102,319.91-285,589.01

Finding the Fourth Proportional to 734,833.50, 1,102,319.91 and 285,589.01

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Solution

The fourth proportional to 734,833.50, 1,102,319.91 and 285,589.01 is: 428,410.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,833.50 : 1,102,319.91 = 285,589.01 : x
  2. Step 2: Convert to fraction form
    734,833.50/1,102,319.91 = 285,589.01/x
  3. Step 3: Cross multiply
    734,833.50x = 1,102,319.91 × 285,589.01
  4. Step 4: Simplify right side
    734,833.50x = 314,810,446,288.59
  5. Step 5: Solve for x
    x = 314,810,446,288.59/734,833.50
  6. Step 6: Final answer
    x = 428,410.58

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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.