Home / 669,449.20-1,004,167.40-164,012.40

Finding the Fourth Proportional to 669,449.20, 1,004,167.40 and 164,012.40

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Solution

The fourth proportional to 669,449.20, 1,004,167.40 and 164,012.40 is: 246,017.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,449.20 : 1,004,167.40 = 164,012.40 : x
  2. Step 2: Convert to fraction form
    669,449.20/1,004,167.40 = 164,012.40/x
  3. Step 3: Cross multiply
    669,449.20x = 1,004,167.40 × 164,012.40
  4. Step 4: Simplify right side
    669,449.20x = 164,695,905,275.76
  5. Step 5: Solve for x
    x = 164,695,905,275.76/669,449.20
  6. Step 6: Final answer
    x = 246,017.03

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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.