Home / 384,607.08-576,911.03-100,297.38

Finding the Fourth Proportional to 384,607.08, 576,911.03 and 100,297.38

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Solution

The fourth proportional to 384,607.08, 576,911.03 and 100,297.38 is: 150,446.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,607.08 : 576,911.03 = 100,297.38 : x
  2. Step 2: Convert to fraction form
    384,607.08/576,911.03 = 100,297.38/x
  3. Step 3: Cross multiply
    384,607.08x = 576,911.03 × 100,297.38
  4. Step 4: Simplify right side
    384,607.08x = 57,862,664,300.61
  5. Step 5: Solve for x
    x = 57,862,664,300.61/384,607.08
  6. Step 6: Final answer
    x = 150,446.18

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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.