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Finding the Fourth Proportional to 415,651.75, 573,602.03 and 224,664.68

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Solution

The fourth proportional to 415,651.75, 573,602.03 and 224,664.68 is: 310,038.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,651.75 : 573,602.03 = 224,664.68 : x
  2. Step 2: Convert to fraction form
    415,651.75/573,602.03 = 224,664.68/x
  3. Step 3: Cross multiply
    415,651.75x = 573,602.03 × 224,664.68
  4. Step 4: Simplify right side
    415,651.75x = 128,868,116,517.30
  5. Step 5: Solve for x
    x = 128,868,116,517.30/415,651.75
  6. Step 6: Final answer
    x = 310,038.67

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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.