Home / 1,007,796.94-1,390,759.76-555,087.94

Finding the Fourth Proportional to 1,007,796.94, 1,390,759.76 and 555,087.94

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Solution

The fourth proportional to 1,007,796.94, 1,390,759.76 and 555,087.94 is: 766,021.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,796.94 : 1,390,759.76 = 555,087.94 : x
  2. Step 2: Convert to fraction form
    1,007,796.94/1,390,759.76 = 555,087.94/x
  3. Step 3: Cross multiply
    1,007,796.94x = 1,390,759.76 × 555,087.94
  4. Step 4: Simplify right side
    1,007,796.94x = 771,993,970,213.29
  5. Step 5: Solve for x
    x = 771,993,970,213.29/1,007,796.94
  6. Step 6: Final answer
    x = 766,021.35

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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.