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Finding the Fourth Proportional to 567,430.84, 851,270.73 and 168,102.82

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Solution

The fourth proportional to 567,430.84, 851,270.73 and 168,102.82 is: 252,191.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,430.84 : 851,270.73 = 168,102.82 : x
  2. Step 2: Convert to fraction form
    567,430.84/851,270.73 = 168,102.82/x
  3. Step 3: Cross multiply
    567,430.84x = 851,270.73 × 168,102.82
  4. Step 4: Simplify right side
    567,430.84x = 143,101,010,296.46
  5. Step 5: Solve for x
    x = 143,101,010,296.46/567,430.84
  6. Step 6: Final answer
    x = 252,191.10

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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.