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Finding the Fourth Proportional to 567,322.60, 850,983.90 and 520,083.40

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Solution

The fourth proportional to 567,322.60, 850,983.90 and 520,083.40 is: 780,125.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,322.60 : 850,983.90 = 520,083.40 : x
  2. Step 2: Convert to fraction form
    567,322.60/850,983.90 = 520,083.40/x
  3. Step 3: Cross multiply
    567,322.60x = 850,983.90 × 520,083.40
  4. Step 4: Simplify right side
    567,322.60x = 442,582,600,057.26
  5. Step 5: Solve for x
    x = 442,582,600,057.26/567,322.60
  6. Step 6: Final answer
    x = 780,125.10

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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.