Home / 881,493.31-1,321,464.48-349,387.84

Finding the Fourth Proportional to 881,493.31, 1,321,464.48 and 349,387.84

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Solution

The fourth proportional to 881,493.31, 1,321,464.48 and 349,387.84 is: 523,774.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,493.31 : 1,321,464.48 = 349,387.84 : x
  2. Step 2: Convert to fraction form
    881,493.31/1,321,464.48 = 349,387.84/x
  3. Step 3: Cross multiply
    881,493.31x = 1,321,464.48 × 349,387.84
  4. Step 4: Simplify right side
    881,493.31x = 461,703,620,303.92
  5. Step 5: Solve for x
    x = 461,703,620,303.92/881,493.31
  6. Step 6: Final answer
    x = 523,774.39

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1.5x scale

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.