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Finding the Fourth Proportional to 351,073.63, 484,547.16 and 200,170.63

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Solution

The fourth proportional to 351,073.63, 484,547.16 and 200,170.63 is: 276,272.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,073.63 : 484,547.16 = 200,170.63 : x
  2. Step 2: Convert to fraction form
    351,073.63/484,547.16 = 200,170.63/x
  3. Step 3: Cross multiply
    351,073.63x = 484,547.16 × 200,170.63
  4. Step 4: Simplify right side
    351,073.63x = 96,992,110,281.91
  5. Step 5: Solve for x
    x = 96,992,110,281.91/351,073.63
  6. Step 6: Final answer
    x = 276,272.84

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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.