Home / 1,110,167.52-1,664,948.88-311,399.52

Finding the Fourth Proportional to 1,110,167.52, 1,664,948.88 and 311,399.52

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Solution

The fourth proportional to 1,110,167.52, 1,664,948.88 and 311,399.52 is: 467,014.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,167.52 : 1,664,948.88 = 311,399.52 : x
  2. Step 2: Convert to fraction form
    1,110,167.52/1,664,948.88 = 311,399.52/x
  3. Step 3: Cross multiply
    1,110,167.52x = 1,664,948.88 × 311,399.52
  4. Step 4: Simplify right side
    1,110,167.52x = 518,464,282,056.54
  5. Step 5: Solve for x
    x = 518,464,282,056.54/1,110,167.52
  6. Step 6: Final answer
    x = 467,014.46

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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.