Home / 306,236.18-459,447.53-156,581.60

Finding the Fourth Proportional to 306,236.18, 459,447.53 and 156,581.60

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Solution

The fourth proportional to 306,236.18, 459,447.53 and 156,581.60 is: 234,920.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,236.18 : 459,447.53 = 156,581.60 : x
  2. Step 2: Convert to fraction form
    306,236.18/459,447.53 = 156,581.60/x
  3. Step 3: Cross multiply
    306,236.18x = 459,447.53 × 156,581.60
  4. Step 4: Simplify right side
    306,236.18x = 71,941,026,283.30
  5. Step 5: Solve for x
    x = 71,941,026,283.30/306,236.18
  6. Step 6: Final answer
    x = 234,920.07

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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.