Home / 964,439.06-1,447,525.86-515,543.63

Finding the Fourth Proportional to 964,439.06, 1,447,525.86 and 515,543.63

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Solution

The fourth proportional to 964,439.06, 1,447,525.86 and 515,543.63 is: 773,779.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,439.06 : 1,447,525.86 = 515,543.63 : x
  2. Step 2: Convert to fraction form
    964,439.06/1,447,525.86 = 515,543.63/x
  3. Step 3: Cross multiply
    964,439.06x = 1,447,525.86 × 515,543.63
  4. Step 4: Simplify right side
    964,439.06x = 746,262,729,145.64
  5. Step 5: Solve for x
    x = 746,262,729,145.64/964,439.06
  6. Step 6: Final answer
    x = 773,779.04

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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.