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Finding the Fourth Proportional to 833,867.76, 1,250,784.36 and 202,784.88

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Solution

The fourth proportional to 833,867.76, 1,250,784.36 and 202,784.88 is: 304,173.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,867.76 : 1,250,784.36 = 202,784.88 : x
  2. Step 2: Convert to fraction form
    833,867.76/1,250,784.36 = 202,784.88/x
  3. Step 3: Cross multiply
    833,867.76x = 1,250,784.36 × 202,784.88
  4. Step 4: Simplify right side
    833,867.76x = 253,640,156,348.48
  5. Step 5: Solve for x
    x = 253,640,156,348.48/833,867.76
  6. Step 6: Final answer
    x = 304,173.12

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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.