Home / 929,665.56-1,394,314.70-255,572.94

Finding the Fourth Proportional to 929,665.56, 1,394,314.70 and 255,572.94

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Solution

The fourth proportional to 929,665.56, 1,394,314.70 and 255,572.94 is: 383,308.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,665.56 : 1,394,314.70 = 255,572.94 : x
  2. Step 2: Convert to fraction form
    929,665.56/1,394,314.70 = 255,572.94/x
  3. Step 3: Cross multiply
    929,665.56x = 1,394,314.70 × 255,572.94
  4. Step 4: Simplify right side
    929,665.56x = 356,349,107,164.22
  5. Step 5: Solve for x
    x = 356,349,107,164.22/929,665.56
  6. Step 6: Final answer
    x = 383,308.93

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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.