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Finding the Fourth Proportional to 569,262.99, 853,604.28 and 190,047.42

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Solution

The fourth proportional to 569,262.99, 853,604.28 and 190,047.42 is: 284,974.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,262.99 : 853,604.28 = 190,047.42 : x
  2. Step 2: Convert to fraction form
    569,262.99/853,604.28 = 190,047.42/x
  3. Step 3: Cross multiply
    569,262.99x = 853,604.28 × 190,047.42
  4. Step 4: Simplify right side
    569,262.99x = 162,225,291,114.96
  5. Step 5: Solve for x
    x = 162,225,291,114.96/569,262.99
  6. Step 6: Final answer
    x = 284,974.25

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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.