Home / 802,917.51-1,205,038.83-403,671.75

Finding the Fourth Proportional to 802,917.51, 1,205,038.83 and 403,671.75

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Solution

The fourth proportional to 802,917.51, 1,205,038.83 and 403,671.75 is: 605,840.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,917.51 : 1,205,038.83 = 403,671.75 : x
  2. Step 2: Convert to fraction form
    802,917.51/1,205,038.83 = 403,671.75/x
  3. Step 3: Cross multiply
    802,917.51x = 1,205,038.83 × 403,671.75
  4. Step 4: Simplify right side
    802,917.51x = 486,440,133,324.05
  5. Step 5: Solve for x
    x = 486,440,133,324.05/802,917.51
  6. Step 6: Final answer
    x = 605,840.73

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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.