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Finding the Fourth Proportional to 567,618.71, 851,431.44 and 168,262.89

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Solution

The fourth proportional to 567,618.71, 851,431.44 and 168,262.89 is: 252,395.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,618.71 : 851,431.44 = 168,262.89 : x
  2. Step 2: Convert to fraction form
    567,618.71/851,431.44 = 168,262.89/x
  3. Step 3: Cross multiply
    567,618.71x = 851,431.44 × 168,262.89
  4. Step 4: Simplify right side
    567,618.71x = 143,264,314,731.26
  5. Step 5: Solve for x
    x = 143,264,314,731.26/567,618.71
  6. Step 6: Final answer
    x = 252,395.34

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1.5x scale

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.