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Finding the Fourth Proportional to 449,652.16, 673,269.64 and 342,525.84

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Solution

The fourth proportional to 449,652.16, 673,269.64 and 342,525.84 is: 512,868.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,652.16 : 673,269.64 = 342,525.84 : x
  2. Step 2: Convert to fraction form
    449,652.16/673,269.64 = 342,525.84/x
  3. Step 3: Cross multiply
    449,652.16x = 673,269.64 × 342,525.84
  4. Step 4: Simplify right side
    449,652.16x = 230,612,248,987.50
  5. Step 5: Solve for x
    x = 230,612,248,987.50/449,652.16
  6. Step 6: Final answer
    x = 512,868.10

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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.