Home / 855,273.32-1,173,990.15-756,308.84

Finding the Fourth Proportional to 855,273.32, 1,173,990.15 and 756,308.84

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Solution

The fourth proportional to 855,273.32, 1,173,990.15 and 756,308.84 is: 1,038,146.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,273.32 : 1,173,990.15 = 756,308.84 : x
  2. Step 2: Convert to fraction form
    855,273.32/1,173,990.15 = 756,308.84/x
  3. Step 3: Cross multiply
    855,273.32x = 1,173,990.15 × 756,308.84
  4. Step 4: Simplify right side
    855,273.32x = 887,899,122,647.98
  5. Step 5: Solve for x
    x = 887,899,122,647.98/855,273.32
  6. Step 6: Final answer
    x = 1,038,146.65

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.