Home / 463,559.09-639,681.08-259,563.24

Finding the Fourth Proportional to 463,559.09, 639,681.08 and 259,563.24

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Solution

The fourth proportional to 463,559.09, 639,681.08 and 259,563.24 is: 358,180.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,559.09 : 639,681.08 = 259,563.24 : x
  2. Step 2: Convert to fraction form
    463,559.09/639,681.08 = 259,563.24/x
  3. Step 3: Cross multiply
    463,559.09x = 639,681.08 × 259,563.24
  4. Step 4: Simplify right side
    463,559.09x = 166,037,693,691.50
  5. Step 5: Solve for x
    x = 166,037,693,691.50/463,559.09
  6. Step 6: Final answer
    x = 358,180.21

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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.