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Finding the Fourth Proportional to 231,597.50, 346,946.74 and 170,697.05

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Solution

The fourth proportional to 231,597.50, 346,946.74 and 170,697.05 is: 255,714.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,597.50 : 346,946.74 = 170,697.05 : x
  2. Step 2: Convert to fraction form
    231,597.50/346,946.74 = 170,697.05/x
  3. Step 3: Cross multiply
    231,597.50x = 346,946.74 × 170,697.05
  4. Step 4: Simplify right side
    231,597.50x = 59,222,782,863.64
  5. Step 5: Solve for x
    x = 59,222,782,863.64/231,597.50
  6. Step 6: Final answer
    x = 255,714.26

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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.