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Finding the Fourth Proportional to 330,525.86, 455,996.90 and 244,690.29

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Solution

The fourth proportional to 330,525.86, 455,996.90 and 244,690.29 is: 337,577.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,525.86 : 455,996.90 = 244,690.29 : x
  2. Step 2: Convert to fraction form
    330,525.86/455,996.90 = 244,690.29/x
  3. Step 3: Cross multiply
    330,525.86x = 455,996.90 × 244,690.29
  4. Step 4: Simplify right side
    330,525.86x = 111,578,013,700.10
  5. Step 5: Solve for x
    x = 111,578,013,700.10/330,525.86
  6. Step 6: Final answer
    x = 337,577.26

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1.5x scale

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.