Home / 946,714.53-1,420,271.31-306,968.40

Finding the Fourth Proportional to 946,714.53, 1,420,271.31 and 306,968.40

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Solution

The fourth proportional to 946,714.53, 1,420,271.31 and 306,968.40 is: 460,517.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,714.53 : 1,420,271.31 = 306,968.40 : x
  2. Step 2: Convert to fraction form
    946,714.53/1,420,271.31 = 306,968.40/x
  3. Step 3: Cross multiply
    946,714.53x = 1,420,271.31 × 306,968.40
  4. Step 4: Simplify right side
    946,714.53x = 435,978,411,596.60
  5. Step 5: Solve for x
    x = 435,978,411,596.60/946,714.53
  6. Step 6: Final answer
    x = 460,517.29

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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.