Home / 993,135.85-1,489,717.64-283,164.17

Finding the Fourth Proportional to 993,135.85, 1,489,717.64 and 283,164.17

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Solution

The fourth proportional to 993,135.85, 1,489,717.64 and 283,164.17 is: 424,750.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,135.85 : 1,489,717.64 = 283,164.17 : x
  2. Step 2: Convert to fraction form
    993,135.85/1,489,717.64 = 283,164.17/x
  3. Step 3: Cross multiply
    993,135.85x = 1,489,717.64 × 283,164.17
  4. Step 4: Simplify right side
    993,135.85x = 421,834,652,324.28
  5. Step 5: Solve for x
    x = 421,834,652,324.28/993,135.85
  6. Step 6: Final answer
    x = 424,750.20

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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.