Home / 928,490.33-1,392,768.50-297,322.13

Finding the Fourth Proportional to 928,490.33, 1,392,768.50 and 297,322.13

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Solution

The fourth proportional to 928,490.33, 1,392,768.50 and 297,322.13 is: 445,993.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,490.33 : 1,392,768.50 = 297,322.13 : x
  2. Step 2: Convert to fraction form
    928,490.33/1,392,768.50 = 297,322.13/x
  3. Step 3: Cross multiply
    928,490.33x = 1,392,768.50 × 297,322.13
  4. Step 4: Simplify right side
    928,490.33x = 414,100,888,566.45
  5. Step 5: Solve for x
    x = 414,100,888,566.45/928,490.33
  6. Step 6: Final answer
    x = 445,993.76

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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.