Home / 1,202,482.73-1,659,453.05-686,226.35

Finding the Fourth Proportional to 1,202,482.73, 1,659,453.05 and 686,226.35

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Solution

The fourth proportional to 1,202,482.73, 1,659,453.05 and 686,226.35 is: 947,007.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,482.73 : 1,659,453.05 = 686,226.35 : x
  2. Step 2: Convert to fraction form
    1,202,482.73/1,659,453.05 = 686,226.35/x
  3. Step 3: Cross multiply
    1,202,482.73x = 1,659,453.05 × 686,226.35
  4. Step 4: Simplify right side
    1,202,482.73x = 1,138,760,409,497.87
  5. Step 5: Solve for x
    x = 1,138,760,409,497.87/1,202,482.73
  6. Step 6: Final answer
    x = 947,007.70

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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.