Home / 476,329.46-657,310.17-282,745.34

Finding the Fourth Proportional to 476,329.46, 657,310.17 and 282,745.34

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Solution

The fourth proportional to 476,329.46, 657,310.17 and 282,745.34 is: 390,174.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,329.46 : 657,310.17 = 282,745.34 : x
  2. Step 2: Convert to fraction form
    476,329.46/657,310.17 = 282,745.34/x
  3. Step 3: Cross multiply
    476,329.46x = 657,310.17 × 282,745.34
  4. Step 4: Simplify right side
    476,329.46x = 185,851,384,215.56
  5. Step 5: Solve for x
    x = 185,851,384,215.56/476,329.46
  6. Step 6: Final answer
    x = 390,174.03

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1.5x scale

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.