Home / 837,710.24-1,255,821.60-305,132

Finding the Fourth Proportional to 837,710.24, 1,255,821.60 and 305,132

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Solution

The fourth proportional to 837,710.24, 1,255,821.60 and 305,132 is: 457,427.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,710.24 : 1,255,821.60 = 305,132 : x
  2. Step 2: Convert to fraction form
    837,710.24/1,255,821.60 = 305,132/x
  3. Step 3: Cross multiply
    837,710.24x = 1,255,821.60 × 305,132
  4. Step 4: Simplify right side
    837,710.24x = 383,191,356,451.20
  5. Step 5: Solve for x
    x = 383,191,356,451.20/837,710.24
  6. Step 6: Final answer
    x = 457,427.09

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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.