Home / 669,178.80-1,004,108.40-444,695.40

Finding the Fourth Proportional to 669,178.80, 1,004,108.40 and 444,695.40

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Solution

The fourth proportional to 669,178.80, 1,004,108.40 and 444,695.40 is: 667,269.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,178.80 : 1,004,108.40 = 444,695.40 : x
  2. Step 2: Convert to fraction form
    669,178.80/1,004,108.40 = 444,695.40/x
  3. Step 3: Cross multiply
    669,178.80x = 1,004,108.40 × 444,695.40
  4. Step 4: Simplify right side
    669,178.80x = 446,522,386,581.36
  5. Step 5: Solve for x
    x = 446,522,386,581.36/669,178.80
  6. Step 6: Final answer
    x = 667,269.18

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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.