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Finding the Fourth Proportional to 357,873.48, 536,926.86 and 180,366.84

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Solution

The fourth proportional to 357,873.48, 536,926.86 and 180,366.84 is: 270,609.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,873.48 : 536,926.86 = 180,366.84 : x
  2. Step 2: Convert to fraction form
    357,873.48/536,926.86 = 180,366.84/x
  3. Step 3: Cross multiply
    357,873.48x = 536,926.86 × 180,366.84
  4. Step 4: Simplify right side
    357,873.48x = 96,843,801,049.32
  5. Step 5: Solve for x
    x = 96,843,801,049.32/357,873.48
  6. Step 6: Final answer
    x = 270,609.05

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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.