Home / 341,521.48-512,234.08-214,775.36

Finding the Fourth Proportional to 341,521.48, 512,234.08 and 214,775.36

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Solution

The fourth proportional to 341,521.48, 512,234.08 and 214,775.36 is: 322,132.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,521.48 : 512,234.08 = 214,775.36 : x
  2. Step 2: Convert to fraction form
    341,521.48/512,234.08 = 214,775.36/x
  3. Step 3: Cross multiply
    341,521.48x = 512,234.08 × 214,775.36
  4. Step 4: Simplify right side
    341,521.48x = 110,015,258,936.27
  5. Step 5: Solve for x
    x = 110,015,258,936.27/341,521.48
  6. Step 6: Final answer
    x = 322,132.77

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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.