Home / 558,022.60-837,228.30-242,705.80

Finding the Fourth Proportional to 558,022.60, 837,228.30 and 242,705.80

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Solution

The fourth proportional to 558,022.60, 837,228.30 and 242,705.80 is: 364,143.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,022.60 : 837,228.30 = 242,705.80 : x
  2. Step 2: Convert to fraction form
    558,022.60/837,228.30 = 242,705.80/x
  3. Step 3: Cross multiply
    558,022.60x = 837,228.30 × 242,705.80
  4. Step 4: Simplify right side
    558,022.60x = 203,200,164,334.14
  5. Step 5: Solve for x
    x = 203,200,164,334.14/558,022.60
  6. Step 6: Final answer
    x = 364,143.25

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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.