Home / 881,493.81-1,321,465.23-349,388.34

Finding the Fourth Proportional to 881,493.81, 1,321,465.23 and 349,388.34

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Solution

The fourth proportional to 881,493.81, 1,321,465.23 and 349,388.34 is: 523,775.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,493.81 : 1,321,465.23 = 349,388.34 : x
  2. Step 2: Convert to fraction form
    881,493.81/1,321,465.23 = 349,388.34/x
  3. Step 3: Cross multiply
    881,493.81x = 1,321,465.23 × 349,388.34
  4. Step 4: Simplify right side
    881,493.81x = 461,704,543,077.42
  5. Step 5: Solve for x
    x = 461,704,543,077.42/881,493.81
  6. Step 6: Final answer
    x = 523,775.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.