Home / 608,947.80-913,551.30-188,266.20

Finding the Fourth Proportional to 608,947.80, 913,551.30 and 188,266.20

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Solution

The fourth proportional to 608,947.80, 913,551.30 and 188,266.20 is: 282,439.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,947.80 : 913,551.30 = 188,266.20 : x
  2. Step 2: Convert to fraction form
    608,947.80/913,551.30 = 188,266.20/x
  3. Step 3: Cross multiply
    608,947.80x = 913,551.30 × 188,266.20
  4. Step 4: Simplify right side
    608,947.80x = 171,990,831,756.06
  5. Step 5: Solve for x
    x = 171,990,831,756.06/608,947.80
  6. Step 6: Final answer
    x = 282,439.37

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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.