Home / 705,337.86-1,057,546.70-255,973.62

Finding the Fourth Proportional to 705,337.86, 1,057,546.70 and 255,973.62

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Solution

The fourth proportional to 705,337.86, 1,057,546.70 and 255,973.62 is: 383,793.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,337.86 : 1,057,546.70 = 255,973.62 : x
  2. Step 2: Convert to fraction form
    705,337.86/1,057,546.70 = 255,973.62/x
  3. Step 3: Cross multiply
    705,337.86x = 1,057,546.70 × 255,973.62
  4. Step 4: Simplify right side
    705,337.86x = 270,704,057,118.05
  5. Step 5: Solve for x
    x = 270,704,057,118.05/705,337.86
  6. Step 6: Final answer
    x = 383,793.46

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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.