Home / 950,770.96-1,312,078.44-521,047.60

Finding the Fourth Proportional to 950,770.96, 1,312,078.44 and 521,047.60

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Solution

The fourth proportional to 950,770.96, 1,312,078.44 and 521,047.60 is: 719,053.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,770.96 : 1,312,078.44 = 521,047.60 : x
  2. Step 2: Convert to fraction form
    950,770.96/1,312,078.44 = 521,047.60/x
  3. Step 3: Cross multiply
    950,770.96x = 1,312,078.44 × 521,047.60
  4. Step 4: Simplify right side
    950,770.96x = 683,655,322,173.74
  5. Step 5: Solve for x
    x = 683,655,322,173.74/950,770.96
  6. Step 6: Final answer
    x = 719,053.64

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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.