Home / 789,164.67-1,088,332.30-517,133.77

Finding the Fourth Proportional to 789,164.67, 1,088,332.30 and 517,133.77

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Solution

The fourth proportional to 789,164.67, 1,088,332.30 and 517,133.77 is: 713,176.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,164.67 : 1,088,332.30 = 517,133.77 : x
  2. Step 2: Convert to fraction form
    789,164.67/1,088,332.30 = 517,133.77/x
  3. Step 3: Cross multiply
    789,164.67x = 1,088,332.30 × 517,133.77
  4. Step 4: Simplify right side
    789,164.67x = 562,813,383,237.36
  5. Step 5: Solve for x
    x = 562,813,383,237.36/789,164.67
  6. Step 6: Final answer
    x = 713,176.10

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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.