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Finding the Fourth Proportional to 820,373.64, 1,132,115.84 and 452,851

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Solution

The fourth proportional to 820,373.64, 1,132,115.84 and 452,851 is: 624,934.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    820,373.64 : 1,132,115.84 = 452,851 : x
  2. Step 2: Convert to fraction form
    820,373.64/1,132,115.84 = 452,851/x
  3. Step 3: Cross multiply
    820,373.64x = 1,132,115.84 × 452,851
  4. Step 4: Simplify right side
    820,373.64x = 512,679,790,259.84
  5. Step 5: Solve for x
    x = 512,679,790,259.84/820,373.64
  6. Step 6: Final answer
    x = 624,934.50

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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.