Home / 764,996.70-1,146,445.28-484,010.94

Finding the Fourth Proportional to 764,996.70, 1,146,445.28 and 484,010.94

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Solution

The fourth proportional to 764,996.70, 1,146,445.28 and 484,010.94 is: 725,352.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,996.70 : 1,146,445.28 = 484,010.94 : x
  2. Step 2: Convert to fraction form
    764,996.70/1,146,445.28 = 484,010.94/x
  3. Step 3: Cross multiply
    764,996.70x = 1,146,445.28 × 484,010.94
  4. Step 4: Simplify right side
    764,996.70x = 554,892,057,631.36
  5. Step 5: Solve for x
    x = 554,892,057,631.36/764,996.70
  6. Step 6: Final answer
    x = 725,352.22

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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.