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Finding the Fourth Proportional to 569,303.80, 853,846.35 and 169,957.60

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Solution

The fourth proportional to 569,303.80, 853,846.35 and 169,957.60 is: 254,903.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,303.80 : 853,846.35 = 169,957.60 : x
  2. Step 2: Convert to fraction form
    569,303.80/853,846.35 = 169,957.60/x
  3. Step 3: Cross multiply
    569,303.80x = 853,846.35 × 169,957.60
  4. Step 4: Simplify right side
    569,303.80x = 145,117,676,414.76
  5. Step 5: Solve for x
    x = 145,117,676,414.76/569,303.80
  6. Step 6: Final answer
    x = 254,903.76

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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.