Home / 341,738.10-512,607.15-152,198.10

Finding the Fourth Proportional to 341,738.10, 512,607.15 and 152,198.10

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Solution

The fourth proportional to 341,738.10, 512,607.15 and 152,198.10 is: 228,297.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,738.10 : 512,607.15 = 152,198.10 : x
  2. Step 2: Convert to fraction form
    341,738.10/512,607.15 = 152,198.10/x
  3. Step 3: Cross multiply
    341,738.10x = 512,607.15 × 152,198.10
  4. Step 4: Simplify right side
    341,738.10x = 78,017,834,276.42
  5. Step 5: Solve for x
    x = 78,017,834,276.42/341,738.10
  6. Step 6: Final answer
    x = 228,297.15

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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.