Home / 415,771.18-573,764.28-224,784.52

Finding the Fourth Proportional to 415,771.18, 573,764.28 and 224,784.52

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Solution

The fourth proportional to 415,771.18, 573,764.28 and 224,784.52 is: 310,202.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,771.18 : 573,764.28 = 224,784.52 : x
  2. Step 2: Convert to fraction form
    415,771.18/573,764.28 = 224,784.52/x
  3. Step 3: Cross multiply
    415,771.18x = 573,764.28 × 224,784.52
  4. Step 4: Simplify right side
    415,771.18x = 128,973,328,272.95
  5. Step 5: Solve for x
    x = 128,973,328,272.95/415,771.18
  6. Step 6: Final answer
    x = 310,202.67

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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.