Home / 671,979.15-1,007,968.73-504,017.55

Finding the Fourth Proportional to 671,979.15, 1,007,968.73 and 504,017.55

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Solution

The fourth proportional to 671,979.15, 1,007,968.73 and 504,017.55 is: 756,026.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,979.15 : 1,007,968.73 = 504,017.55 : x
  2. Step 2: Convert to fraction form
    671,979.15/1,007,968.73 = 504,017.55/x
  3. Step 3: Cross multiply
    671,979.15x = 1,007,968.73 × 504,017.55
  4. Step 4: Simplify right side
    671,979.15x = 508,033,929,771.21
  5. Step 5: Solve for x
    x = 508,033,929,771.21/671,979.15
  6. Step 6: Final answer
    x = 756,026.33

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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.