Home / 1,001,875.36-1,503,043.44-327,978.40

Finding the Fourth Proportional to 1,001,875.36, 1,503,043.44 and 327,978.40

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Solution

The fourth proportional to 1,001,875.36, 1,503,043.44 and 327,978.40 is: 492,043.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,875.36 : 1,503,043.44 = 327,978.40 : x
  2. Step 2: Convert to fraction form
    1,001,875.36/1,503,043.44 = 327,978.40/x
  3. Step 3: Cross multiply
    1,001,875.36x = 1,503,043.44 × 327,978.40
  4. Step 4: Simplify right side
    1,001,875.36x = 492,965,782,581.70
  5. Step 5: Solve for x
    x = 492,965,782,581.70/1,001,875.36
  6. Step 6: Final answer
    x = 492,043.02

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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.