Home / 764,068.39-1,054,352.70-441,799.36

Finding the Fourth Proportional to 764,068.39, 1,054,352.70 and 441,799.36

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Solution

The fourth proportional to 764,068.39, 1,054,352.70 and 441,799.36 is: 609,647.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,068.39 : 1,054,352.70 = 441,799.36 : x
  2. Step 2: Convert to fraction form
    764,068.39/1,054,352.70 = 441,799.36/x
  3. Step 3: Cross multiply
    764,068.39x = 1,054,352.70 × 441,799.36
  4. Step 4: Simplify right side
    764,068.39x = 465,812,351,369.12
  5. Step 5: Solve for x
    x = 465,812,351,369.12/764,068.39
  6. Step 6: Final answer
    x = 609,647.46

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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.