Home / 774,091.36-1,068,173.04-434,493.28

Finding the Fourth Proportional to 774,091.36, 1,068,173.04 and 434,493.28

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Solution

The fourth proportional to 774,091.36, 1,068,173.04 and 434,493.28 is: 599,559.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,091.36 : 1,068,173.04 = 434,493.28 : x
  2. Step 2: Convert to fraction form
    774,091.36/1,068,173.04 = 434,493.28/x
  3. Step 3: Cross multiply
    774,091.36x = 1,068,173.04 × 434,493.28
  4. Step 4: Simplify right side
    774,091.36x = 464,114,007,757.17
  5. Step 5: Solve for x
    x = 464,114,007,757.17/774,091.36
  6. Step 6: Final answer
    x = 599,559.73

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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.