Home / 964,751.45-1,447,994.52-515,856.02

Finding the Fourth Proportional to 964,751.45, 1,447,994.52 and 515,856.02

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Solution

The fourth proportional to 964,751.45, 1,447,994.52 and 515,856.02 is: 774,247.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,751.45 : 1,447,994.52 = 515,856.02 : x
  2. Step 2: Convert to fraction form
    964,751.45/1,447,994.52 = 515,856.02/x
  3. Step 3: Cross multiply
    964,751.45x = 1,447,994.52 × 515,856.02
  4. Step 4: Simplify right side
    964,751.45x = 746,956,682,829.04
  5. Step 5: Solve for x
    x = 746,956,682,829.04/964,751.45
  6. Step 6: Final answer
    x = 774,247.80

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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.