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Finding the Fourth Proportional to 228,004.80, 342,005.40 and 59,524.80

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Solution

The fourth proportional to 228,004.80, 342,005.40 and 59,524.80 is: 89,286.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,004.80 : 342,005.40 = 59,524.80 : x
  2. Step 2: Convert to fraction form
    228,004.80/342,005.40 = 59,524.80/x
  3. Step 3: Cross multiply
    228,004.80x = 342,005.40 × 59,524.80
  4. Step 4: Simplify right side
    228,004.80x = 20,357,803,033.92
  5. Step 5: Solve for x
    x = 20,357,803,033.92/228,004.80
  6. Step 6: Final answer
    x = 89,286.73

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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.