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Finding the Fourth Proportional to 401,321.77, 602,082.88 and 283,223.77

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Solution

The fourth proportional to 401,321.77, 602,082.88 and 283,223.77 is: 424,906.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,321.77 : 602,082.88 = 283,223.77 : x
  2. Step 2: Convert to fraction form
    401,321.77/602,082.88 = 283,223.77/x
  3. Step 3: Cross multiply
    401,321.77x = 602,082.88 × 283,223.77
  4. Step 4: Simplify right side
    401,321.77x = 170,524,183,126.06
  5. Step 5: Solve for x
    x = 170,524,183,126.06/401,321.77
  6. Step 6: Final answer
    x = 424,906.39

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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.