Home / 774,628.13-1,161,941.29-269,189.14

Finding the Fourth Proportional to 774,628.13, 1,161,941.29 and 269,189.14

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Solution

The fourth proportional to 774,628.13, 1,161,941.29 and 269,189.14 is: 403,783.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,628.13 : 1,161,941.29 = 269,189.14 : x
  2. Step 2: Convert to fraction form
    774,628.13/1,161,941.29 = 269,189.14/x
  3. Step 3: Cross multiply
    774,628.13x = 1,161,941.29 × 269,189.14
  4. Step 4: Simplify right side
    774,628.13x = 312,781,976,585.59
  5. Step 5: Solve for x
    x = 312,781,976,585.59/774,628.13
  6. Step 6: Final answer
    x = 403,783.40

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1.5x scale

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.