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Finding the Fourth Proportional to 671,662.10, 926,892.24 and 365,733.74

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Solution

The fourth proportional to 671,662.10, 926,892.24 and 365,733.74 is: 504,711.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,662.10 : 926,892.24 = 365,733.74 : x
  2. Step 2: Convert to fraction form
    671,662.10/926,892.24 = 365,733.74/x
  3. Step 3: Cross multiply
    671,662.10x = 926,892.24 × 365,733.74
  4. Step 4: Simplify right side
    671,662.10x = 338,995,765,512.18
  5. Step 5: Solve for x
    x = 338,995,765,512.18/671,662.10
  6. Step 6: Final answer
    x = 504,711.77

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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.