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Finding the Fourth Proportional to 379,573.60, 569,537.52 and 169,189.60

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Solution

The fourth proportional to 379,573.60, 569,537.52 and 169,189.60 is: 253,863.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,573.60 : 569,537.52 = 169,189.60 : x
  2. Step 2: Convert to fraction form
    379,573.60/569,537.52 = 169,189.60/x
  3. Step 3: Cross multiply
    379,573.60x = 569,537.52 × 169,189.60
  4. Step 4: Simplify right side
    379,573.60x = 96,359,825,193.79
  5. Step 5: Solve for x
    x = 96,359,825,193.79/379,573.60
  6. Step 6: Final answer
    x = 253,863.35

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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.