Home / 963,190.95-1,330,097.00-721,053.14

Finding the Fourth Proportional to 963,190.95, 1,330,097.00 and 721,053.14

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Solution

The fourth proportional to 963,190.95, 1,330,097.00 and 721,053.14 is: 995,722.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,190.95 : 1,330,097.00 = 721,053.14 : x
  2. Step 2: Convert to fraction form
    963,190.95/1,330,097.00 = 721,053.14/x
  3. Step 3: Cross multiply
    963,190.95x = 1,330,097.00 × 721,053.14
  4. Step 4: Simplify right side
    963,190.95x = 959,070,608,098.83
  5. Step 5: Solve for x
    x = 959,070,608,098.83/963,190.95
  6. Step 6: Final answer
    x = 995,722.20

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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.