Home / 1,263,259.88-1,743,303.28-690,300.14

Finding the Fourth Proportional to 1,263,259.88, 1,743,303.28 and 690,300.14

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Solution

The fourth proportional to 1,263,259.88, 1,743,303.28 and 690,300.14 is: 952,616.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,259.88 : 1,743,303.28 = 690,300.14 : x
  2. Step 2: Convert to fraction form
    1,263,259.88/1,743,303.28 = 690,300.14/x
  3. Step 3: Cross multiply
    1,263,259.88x = 1,743,303.28 × 690,300.14
  4. Step 4: Simplify right side
    1,263,259.88x = 1,203,402,498,246.46
  5. Step 5: Solve for x
    x = 1,203,402,498,246.46/1,263,259.88
  6. Step 6: Final answer
    x = 952,616.73

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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.