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Finding the Fourth Proportional to 448,714.32, 672,510.16 and 224,137.44

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Solution

The fourth proportional to 448,714.32, 672,510.16 and 224,137.44 is: 335,925.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,714.32 : 672,510.16 = 224,137.44 : x
  2. Step 2: Convert to fraction form
    448,714.32/672,510.16 = 224,137.44/x
  3. Step 3: Cross multiply
    448,714.32x = 672,510.16 × 224,137.44
  4. Step 4: Simplify right side
    448,714.32x = 150,734,705,636.39
  5. Step 5: Solve for x
    x = 150,734,705,636.39/448,714.32
  6. Step 6: Final answer
    x = 335,925.77

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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.