Home / 908,311.80-1,362,467.70-623,230.20

Finding the Fourth Proportional to 908,311.80, 1,362,467.70 and 623,230.20

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Solution

The fourth proportional to 908,311.80, 1,362,467.70 and 623,230.20 is: 934,845.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,311.80 : 1,362,467.70 = 623,230.20 : x
  2. Step 2: Convert to fraction form
    908,311.80/1,362,467.70 = 623,230.20/x
  3. Step 3: Cross multiply
    908,311.80x = 1,362,467.70 × 623,230.20
  4. Step 4: Simplify right side
    908,311.80x = 849,131,017,164.54
  5. Step 5: Solve for x
    x = 849,131,017,164.54/908,311.80
  6. Step 6: Final answer
    x = 934,845.30

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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.