Home / 906,305.24-1,359,604.74-298,912.16

Finding the Fourth Proportional to 906,305.24, 1,359,604.74 and 298,912.16

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Solution

The fourth proportional to 906,305.24, 1,359,604.74 and 298,912.16 is: 448,416.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,305.24 : 1,359,604.74 = 298,912.16 : x
  2. Step 2: Convert to fraction form
    906,305.24/1,359,604.74 = 298,912.16/x
  3. Step 3: Cross multiply
    906,305.24x = 1,359,604.74 × 298,912.16
  4. Step 4: Simplify right side
    906,305.24x = 406,402,389,579.64
  5. Step 5: Solve for x
    x = 406,402,389,579.64/906,305.24
  6. Step 6: Final answer
    x = 448,416.68

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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.