Home / 713,027.88-1,068,821.72-446,974.88

Finding the Fourth Proportional to 713,027.88, 1,068,821.72 and 446,974.88

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Solution

The fourth proportional to 713,027.88, 1,068,821.72 and 446,974.88 is: 670,010.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,027.88 : 1,068,821.72 = 446,974.88 : x
  2. Step 2: Convert to fraction form
    713,027.88/1,068,821.72 = 446,974.88/x
  3. Step 3: Cross multiply
    713,027.88x = 1,068,821.72 × 446,974.88
  4. Step 4: Simplify right side
    713,027.88x = 477,736,460,038.39
  5. Step 5: Solve for x
    x = 477,736,460,038.39/713,027.88
  6. Step 6: Final answer
    x = 670,010.91

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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.