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Finding the Fourth Proportional to 567,918.70, 851,154.45 and 301,806.70

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Solution

The fourth proportional to 567,918.70, 851,154.45 and 301,806.70 is: 452,325.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,918.70 : 851,154.45 = 301,806.70 : x
  2. Step 2: Convert to fraction form
    567,918.70/851,154.45 = 301,806.70/x
  3. Step 3: Cross multiply
    567,918.70x = 851,154.45 × 301,806.70
  4. Step 4: Simplify right side
    567,918.70x = 256,884,115,744.82
  5. Step 5: Solve for x
    x = 256,884,115,744.82/567,918.70
  6. Step 6: Final answer
    x = 452,325.51

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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.