Home / 704,628.78-1,057,690.58-624,098.58

Finding the Fourth Proportional to 704,628.78, 1,057,690.58 and 624,098.58

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Solution

The fourth proportional to 704,628.78, 1,057,690.58 and 624,098.58 is: 936,809.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,628.78 : 1,057,690.58 = 624,098.58 : x
  2. Step 2: Convert to fraction form
    704,628.78/1,057,690.58 = 624,098.58/x
  3. Step 3: Cross multiply
    704,628.78x = 1,057,690.58 × 624,098.58
  4. Step 4: Simplify right side
    704,628.78x = 660,103,180,648.43
  5. Step 5: Solve for x
    x = 660,103,180,648.43/704,628.78
  6. Step 6: Final answer
    x = 936,809.86

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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.