Home / 1,107,783.84-1,661,675.77-266,335.59

Finding the Fourth Proportional to 1,107,783.84, 1,661,675.77 and 266,335.59

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Solution

The fourth proportional to 1,107,783.84, 1,661,675.77 and 266,335.59 is: 399,503.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,783.84 : 1,661,675.77 = 266,335.59 : x
  2. Step 2: Convert to fraction form
    1,107,783.84/1,661,675.77 = 266,335.59/x
  3. Step 3: Cross multiply
    1,107,783.84x = 1,661,675.77 × 266,335.59
  4. Step 4: Simplify right side
    1,107,783.84x = 442,563,401,657.72
  5. Step 5: Solve for x
    x = 442,563,401,657.72/1,107,783.84
  6. Step 6: Final answer
    x = 399,503.39

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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.