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Finding the Fourth Proportional to 567,328.60, 850,118.10 and 492,095.80

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Solution

The fourth proportional to 567,328.60, 850,118.10 and 492,095.80 is: 737,384.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,328.60 : 850,118.10 = 492,095.80 : x
  2. Step 2: Convert to fraction form
    567,328.60/850,118.10 = 492,095.80/x
  3. Step 3: Cross multiply
    567,328.60x = 850,118.10 × 492,095.80
  4. Step 4: Simplify right side
    567,328.60x = 418,339,546,513.98
  5. Step 5: Solve for x
    x = 418,339,546,513.98/567,328.60
  6. Step 6: Final answer
    x = 737,384.91

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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.