Home / 746,956.14-1,030,799.46-407,424.39

Finding the Fourth Proportional to 746,956.14, 1,030,799.46 and 407,424.39

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Solution

The fourth proportional to 746,956.14, 1,030,799.46 and 407,424.39 is: 562,245.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,956.14 : 1,030,799.46 = 407,424.39 : x
  2. Step 2: Convert to fraction form
    746,956.14/1,030,799.46 = 407,424.39/x
  3. Step 3: Cross multiply
    746,956.14x = 1,030,799.46 × 407,424.39
  4. Step 4: Simplify right side
    746,956.14x = 419,972,841,202.83
  5. Step 5: Solve for x
    x = 419,972,841,202.83/746,956.14
  6. Step 6: Final answer
    x = 562,245.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.