Home / 984,009.84-1,476,222.12-319,110

Finding the Fourth Proportional to 984,009.84, 1,476,222.12 and 319,110

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Solution

The fourth proportional to 984,009.84, 1,476,222.12 and 319,110 is: 478,732.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,009.84 : 1,476,222.12 = 319,110 : x
  2. Step 2: Convert to fraction form
    984,009.84/1,476,222.12 = 319,110/x
  3. Step 3: Cross multiply
    984,009.84x = 1,476,222.12 × 319,110
  4. Step 4: Simplify right side
    984,009.84x = 471,077,240,713.20
  5. Step 5: Solve for x
    x = 471,077,240,713.20/984,009.84
  6. Step 6: Final answer
    x = 478,732.25

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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.