Home / 764,199.56-1,054,326.58-458,374.95

Finding the Fourth Proportional to 764,199.56, 1,054,326.58 and 458,374.95

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Solution

The fourth proportional to 764,199.56, 1,054,326.58 and 458,374.95 is: 632,396.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,199.56 : 1,054,326.58 = 458,374.95 : x
  2. Step 2: Convert to fraction form
    764,199.56/1,054,326.58 = 458,374.95/x
  3. Step 3: Cross multiply
    764,199.56x = 1,054,326.58 × 458,374.95
  4. Step 4: Simplify right side
    764,199.56x = 483,276,892,245.23
  5. Step 5: Solve for x
    x = 483,276,892,245.23/764,199.56
  6. Step 6: Final answer
    x = 632,396.19

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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.