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Finding the Fourth Proportional to 364,814.80, 547,222.20 and 224,652.40

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Solution

The fourth proportional to 364,814.80, 547,222.20 and 224,652.40 is: 336,978.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,814.80 : 547,222.20 = 224,652.40 : x
  2. Step 2: Convert to fraction form
    364,814.80/547,222.20 = 224,652.40/x
  3. Step 3: Cross multiply
    364,814.80x = 547,222.20 × 224,652.40
  4. Step 4: Simplify right side
    364,814.80x = 122,934,780,563.28
  5. Step 5: Solve for x
    x = 122,934,780,563.28/364,814.80
  6. Step 6: Final answer
    x = 336,978.60

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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.