Home / 912,844.68-1,259,628.75-504,881.70

Finding the Fourth Proportional to 912,844.68, 1,259,628.75 and 504,881.70

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Solution

The fourth proportional to 912,844.68, 1,259,628.75 and 504,881.70 is: 696,683.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,844.68 : 1,259,628.75 = 504,881.70 : x
  2. Step 2: Convert to fraction form
    912,844.68/1,259,628.75 = 504,881.70/x
  3. Step 3: Cross multiply
    912,844.68x = 1,259,628.75 × 504,881.70
  4. Step 4: Simplify right side
    912,844.68x = 635,963,504,668.88
  5. Step 5: Solve for x
    x = 635,963,504,668.88/912,844.68
  6. Step 6: Final answer
    x = 696,683.15

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1.5x scale

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.