Home / 954,632.21-1,431,002.43-448,286.79

Finding the Fourth Proportional to 954,632.21, 1,431,002.43 and 448,286.79

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Solution

The fourth proportional to 954,632.21, 1,431,002.43 and 448,286.79 is: 671,986.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,632.21 : 1,431,002.43 = 448,286.79 : x
  2. Step 2: Convert to fraction form
    954,632.21/1,431,002.43 = 448,286.79/x
  3. Step 3: Cross multiply
    954,632.21x = 1,431,002.43 × 448,286.79
  4. Step 4: Simplify right side
    954,632.21x = 641,499,480,460.64
  5. Step 5: Solve for x
    x = 641,499,480,460.64/954,632.21
  6. Step 6: Final answer
    x = 671,986.00

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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.