Home / 328,961.13-454,041.33-214,037.01

Finding the Fourth Proportional to 328,961.13, 454,041.33 and 214,037.01

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Solution

The fourth proportional to 328,961.13, 454,041.33 and 214,037.01 is: 295,419.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,961.13 : 454,041.33 = 214,037.01 : x
  2. Step 2: Convert to fraction form
    328,961.13/454,041.33 = 214,037.01/x
  3. Step 3: Cross multiply
    328,961.13x = 454,041.33 × 214,037.01
  4. Step 4: Simplify right side
    328,961.13x = 97,181,648,689.62
  5. Step 5: Solve for x
    x = 97,181,648,689.62/328,961.13
  6. Step 6: Final answer
    x = 295,419.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.