Home / 893,900.28-1,340,667.54-262,644.60

Finding the Fourth Proportional to 893,900.28, 1,340,667.54 and 262,644.60

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Solution

The fourth proportional to 893,900.28, 1,340,667.54 and 262,644.60 is: 393,913.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,900.28 : 1,340,667.54 = 262,644.60 : x
  2. Step 2: Convert to fraction form
    893,900.28/1,340,667.54 = 262,644.60/x
  3. Step 3: Cross multiply
    893,900.28x = 1,340,667.54 × 262,644.60
  4. Step 4: Simplify right side
    893,900.28x = 352,119,089,776.28
  5. Step 5: Solve for x
    x = 352,119,089,776.28/893,900.28
  6. Step 6: Final answer
    x = 393,913.17

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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.