Home / 741,234.70-1,022,903.40-401,702.95

Finding the Fourth Proportional to 741,234.70, 1,022,903.40 and 401,702.95

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Solution

The fourth proportional to 741,234.70, 1,022,903.40 and 401,702.95 is: 554,349.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,234.70 : 1,022,903.40 = 401,702.95 : x
  2. Step 2: Convert to fraction form
    741,234.70/1,022,903.40 = 401,702.95/x
  3. Step 3: Cross multiply
    741,234.70x = 1,022,903.40 × 401,702.95
  4. Step 4: Simplify right side
    741,234.70x = 410,903,313,345.03
  5. Step 5: Solve for x
    x = 410,903,313,345.03/741,234.70
  6. Step 6: Final answer
    x = 554,349.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.