Home / 305,215.60-457,823.40-246,166.60

Finding the Fourth Proportional to 305,215.60, 457,823.40 and 246,166.60

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Solution

The fourth proportional to 305,215.60, 457,823.40 and 246,166.60 is: 369,249.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,215.60 : 457,823.40 = 246,166.60 : x
  2. Step 2: Convert to fraction form
    305,215.60/457,823.40 = 246,166.60/x
  3. Step 3: Cross multiply
    305,215.60x = 457,823.40 × 246,166.60
  4. Step 4: Simplify right side
    305,215.60x = 112,700,829,778.44
  5. Step 5: Solve for x
    x = 112,700,829,778.44/305,215.60
  6. Step 6: Final answer
    x = 369,249.90

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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.