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Finding the Fourth Proportional to 301,892.55, 416,612.06 and 165,926.46

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Solution

The fourth proportional to 301,892.55, 416,612.06 and 165,926.46 is: 228,978.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,892.55 : 416,612.06 = 165,926.46 : x
  2. Step 2: Convert to fraction form
    301,892.55/416,612.06 = 165,926.46/x
  3. Step 3: Cross multiply
    301,892.55x = 416,612.06 × 165,926.46
  4. Step 4: Simplify right side
    301,892.55x = 69,126,963,479.48
  5. Step 5: Solve for x
    x = 69,126,963,479.48/301,892.55
  6. Step 6: Final answer
    x = 228,978.70

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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.