Home / 1,009,727.58-1,393,425.51-557,017.50

Finding the Fourth Proportional to 1,009,727.58, 1,393,425.51 and 557,017.50

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Solution

The fourth proportional to 1,009,727.58, 1,393,425.51 and 557,017.50 is: 768,684.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,727.58 : 1,393,425.51 = 557,017.50 : x
  2. Step 2: Convert to fraction form
    1,009,727.58/1,393,425.51 = 557,017.50/x
  3. Step 3: Cross multiply
    1,009,727.58x = 1,393,425.51 × 557,017.50
  4. Step 4: Simplify right side
    1,009,727.58x = 776,162,394,016.43
  5. Step 5: Solve for x
    x = 776,162,394,016.43/1,009,727.58
  6. Step 6: Final answer
    x = 768,684.95

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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.