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Finding the Fourth Proportional to 357,454.42, 536,179.83 and 167,913.79

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Solution

The fourth proportional to 357,454.42, 536,179.83 and 167,913.79 is: 251,869.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,454.42 : 536,179.83 = 167,913.79 : x
  2. Step 2: Convert to fraction form
    357,454.42/536,179.83 = 167,913.79/x
  3. Step 3: Cross multiply
    357,454.42x = 536,179.83 × 167,913.79
  4. Step 4: Simplify right side
    357,454.42x = 90,031,987,376.86
  5. Step 5: Solve for x
    x = 90,031,987,376.86/357,454.42
  6. Step 6: Final answer
    x = 251,869.84

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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.