Home / 967,751.15-1,451,661.35-257,781.69

Finding the Fourth Proportional to 967,751.15, 1,451,661.35 and 257,781.69

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Solution

The fourth proportional to 967,751.15, 1,451,661.35 and 257,781.69 is: 386,681.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    967,751.15 : 1,451,661.35 = 257,781.69 : x
  2. Step 2: Convert to fraction form
    967,751.15/1,451,661.35 = 257,781.69/x
  3. Step 3: Cross multiply
    967,751.15x = 1,451,661.35 × 257,781.69
  4. Step 4: Simplify right side
    967,751.15x = 374,211,714,821.77
  5. Step 5: Solve for x
    x = 374,211,714,821.77/967,751.15
  6. Step 6: Final answer
    x = 386,681.76

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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.