Home / 764,099.40-1,054,438.02-424,568.52

Finding the Fourth Proportional to 764,099.40, 1,054,438.02 and 424,568.52

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Solution

The fourth proportional to 764,099.40, 1,054,438.02 and 424,568.52 is: 585,893.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,099.40 : 1,054,438.02 = 424,568.52 : x
  2. Step 2: Convert to fraction form
    764,099.40/1,054,438.02 = 424,568.52/x
  3. Step 3: Cross multiply
    764,099.40x = 1,054,438.02 × 424,568.52
  4. Step 4: Simplify right side
    764,099.40x = 447,681,189,583.13
  5. Step 5: Solve for x
    x = 447,681,189,583.13/764,099.40
  6. Step 6: Final answer
    x = 585,893.92

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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.