Home / 1,077,025.12-1,614,760.08-328,662.88

Finding the Fourth Proportional to 1,077,025.12, 1,614,760.08 and 328,662.88

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Solution

The fourth proportional to 1,077,025.12, 1,614,760.08 and 328,662.88 is: 492,757.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,025.12 : 1,614,760.08 = 328,662.88 : x
  2. Step 2: Convert to fraction form
    1,077,025.12/1,614,760.08 = 328,662.88/x
  3. Step 3: Cross multiply
    1,077,025.12x = 1,614,760.08 × 328,662.88
  4. Step 4: Simplify right side
    1,077,025.12x = 530,711,698,401.83
  5. Step 5: Solve for x
    x = 530,711,698,401.83/1,077,025.12
  6. Step 6: Final answer
    x = 492,757.03

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1.5x scale

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.