Home / 1,277,577.69-1,916,366.46-330,948.39

Finding the Fourth Proportional to 1,277,577.69, 1,916,366.46 and 330,948.39

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Solution

The fourth proportional to 1,277,577.69, 1,916,366.46 and 330,948.39 is: 496,422.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,577.69 : 1,916,366.46 = 330,948.39 : x
  2. Step 2: Convert to fraction form
    1,277,577.69/1,916,366.46 = 330,948.39/x
  3. Step 3: Cross multiply
    1,277,577.69x = 1,916,366.46 × 330,948.39
  4. Step 4: Simplify right side
    1,277,577.69x = 634,218,394,587.00
  5. Step 5: Solve for x
    x = 634,218,394,587.00/1,277,577.69
  6. Step 6: Final answer
    x = 496,422.57

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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.