Home / 735,469.38-1,015,029.93-445,240.86

Finding the Fourth Proportional to 735,469.38, 1,015,029.93 and 445,240.86

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Solution

The fourth proportional to 735,469.38, 1,015,029.93 and 445,240.86 is: 614,482.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,469.38 : 1,015,029.93 = 445,240.86 : x
  2. Step 2: Convert to fraction form
    735,469.38/1,015,029.93 = 445,240.86/x
  3. Step 3: Cross multiply
    735,469.38x = 1,015,029.93 × 445,240.86
  4. Step 4: Simplify right side
    735,469.38x = 451,932,794,718.41
  5. Step 5: Solve for x
    x = 451,932,794,718.41/735,469.38
  6. Step 6: Final answer
    x = 614,482.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.