Home / 734,917.40-1,101,815.40-335,278.70

Finding the Fourth Proportional to 734,917.40, 1,101,815.40 and 335,278.70

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Solution

The fourth proportional to 734,917.40, 1,101,815.40 and 335,278.70 is: 502,662.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,917.40 : 1,101,815.40 = 335,278.70 : x
  2. Step 2: Convert to fraction form
    734,917.40/1,101,815.40 = 335,278.70/x
  3. Step 3: Cross multiply
    734,917.40x = 1,101,815.40 × 335,278.70
  4. Step 4: Simplify right side
    734,917.40x = 369,415,234,951.98
  5. Step 5: Solve for x
    x = 369,415,234,951.98/734,917.40
  6. Step 6: Final answer
    x = 502,662.25

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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.