Home / 228,630.12-315,592.38-186,114.84

Finding the Fourth Proportional to 228,630.12, 315,592.38 and 186,114.84

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Solution

The fourth proportional to 228,630.12, 315,592.38 and 186,114.84 is: 256,905.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,630.12 : 315,592.38 = 186,114.84 : x
  2. Step 2: Convert to fraction form
    228,630.12/315,592.38 = 186,114.84/x
  3. Step 3: Cross multiply
    228,630.12x = 315,592.38 × 186,114.84
  4. Step 4: Simplify right side
    228,630.12x = 58,736,425,308.92
  5. Step 5: Solve for x
    x = 58,736,425,308.92/228,630.12
  6. Step 6: Final answer
    x = 256,905.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.