Home / 764,927.58-1,055,601.13-425,395.83

Finding the Fourth Proportional to 764,927.58, 1,055,601.13 and 425,395.83

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Solution

The fourth proportional to 764,927.58, 1,055,601.13 and 425,395.83 is: 587,046.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,927.58 : 1,055,601.13 = 425,395.83 : x
  2. Step 2: Convert to fraction form
    764,927.58/1,055,601.13 = 425,395.83/x
  3. Step 3: Cross multiply
    764,927.58x = 1,055,601.13 × 425,395.83
  4. Step 4: Simplify right side
    764,927.58x = 449,048,318,845.29
  5. Step 5: Solve for x
    x = 449,048,318,845.29/764,927.58
  6. Step 6: Final answer
    x = 587,046.84

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1.5x scale

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.