Home / 1,009,770.94-1,393,488.41-550,884.12

Finding the Fourth Proportional to 1,009,770.94, 1,393,488.41 and 550,884.12

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Solution

The fourth proportional to 1,009,770.94, 1,393,488.41 and 550,884.12 is: 760,222.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,770.94 : 1,393,488.41 = 550,884.12 : x
  2. Step 2: Convert to fraction form
    1,009,770.94/1,393,488.41 = 550,884.12/x
  3. Step 3: Cross multiply
    1,009,770.94x = 1,393,488.41 × 550,884.12
  4. Step 4: Simplify right side
    1,009,770.94x = 767,650,636,473.05
  5. Step 5: Solve for x
    x = 767,650,636,473.05/1,009,770.94
  6. Step 6: Final answer
    x = 760,222.55

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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.