Home / 351,017.12-484,411.92-200,128.16

Finding the Fourth Proportional to 351,017.12, 484,411.92 and 200,128.16

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Solution

The fourth proportional to 351,017.12, 484,411.92 and 200,128.16 is: 276,181.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,017.12 : 484,411.92 = 200,128.16 : x
  2. Step 2: Convert to fraction form
    351,017.12/484,411.92 = 200,128.16/x
  3. Step 3: Cross multiply
    351,017.12x = 484,411.92 × 200,128.16
  4. Step 4: Simplify right side
    351,017.12x = 96,944,466,231.67
  5. Step 5: Solve for x
    x = 96,944,466,231.67/351,017.12
  6. Step 6: Final answer
    x = 276,181.59

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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.