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Finding the Fourth Proportional to 296,063.40, 444,095.10 and 146,245.80

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Solution

The fourth proportional to 296,063.40, 444,095.10 and 146,245.80 is: 219,368.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,063.40 : 444,095.10 = 146,245.80 : x
  2. Step 2: Convert to fraction form
    296,063.40/444,095.10 = 146,245.80/x
  3. Step 3: Cross multiply
    296,063.40x = 444,095.10 × 146,245.80
  4. Step 4: Simplify right side
    296,063.40x = 64,947,043,175.58
  5. Step 5: Solve for x
    x = 64,947,043,175.58/296,063.40
  6. Step 6: Final answer
    x = 219,368.70

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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.