Home / 963,905.45-1,445,748.01-253,989.05

Finding the Fourth Proportional to 963,905.45, 1,445,748.01 and 253,989.05

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Solution

The fourth proportional to 963,905.45, 1,445,748.01 and 253,989.05 is: 380,954.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,905.45 : 1,445,748.01 = 253,989.05 : x
  2. Step 2: Convert to fraction form
    963,905.45/1,445,748.01 = 253,989.05/x
  3. Step 3: Cross multiply
    963,905.45x = 1,445,748.01 × 253,989.05
  4. Step 4: Simplify right side
    963,905.45x = 367,204,155,735.58
  5. Step 5: Solve for x
    x = 367,204,155,735.58/963,905.45
  6. Step 6: Final answer
    x = 380,954.54

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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.