Home / 781,141.58-1,171,295.60-370,379.24

Finding the Fourth Proportional to 781,141.58, 1,171,295.60 and 370,379.24

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Solution

The fourth proportional to 781,141.58, 1,171,295.60 and 370,379.24 is: 555,371.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    781,141.58 : 1,171,295.60 = 370,379.24 : x
  2. Step 2: Convert to fraction form
    781,141.58/1,171,295.60 = 370,379.24/x
  3. Step 3: Cross multiply
    781,141.58x = 1,171,295.60 × 370,379.24
  4. Step 4: Simplify right side
    781,141.58x = 433,823,566,434.97
  5. Step 5: Solve for x
    x = 433,823,566,434.97/781,141.58
  6. Step 6: Final answer
    x = 555,371.24

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Double scale
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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.