Home / 929,389.34-1,394,099.40-255,466.51

Finding the Fourth Proportional to 929,389.34, 1,394,099.40 and 255,466.51

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Solution

The fourth proportional to 929,389.34, 1,394,099.40 and 255,466.51 is: 383,203.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,389.34 : 1,394,099.40 = 255,466.51 : x
  2. Step 2: Convert to fraction form
    929,389.34/1,394,099.40 = 255,466.51/x
  3. Step 3: Cross multiply
    929,389.34x = 1,394,099.40 × 255,466.51
  4. Step 4: Simplify right side
    929,389.34x = 356,145,705,783.85
  5. Step 5: Solve for x
    x = 356,145,705,783.85/929,389.34
  6. Step 6: Final answer
    x = 383,203.99

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1.5x scale

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.