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Finding the Fourth Proportional to 567,503.34, 851,270.76 and 141,021.94

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Solution

The fourth proportional to 567,503.34, 851,270.76 and 141,021.94 is: 211,536.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,503.34 : 851,270.76 = 141,021.94 : x
  2. Step 2: Convert to fraction form
    567,503.34/851,270.76 = 141,021.94/x
  3. Step 3: Cross multiply
    567,503.34x = 851,270.76 × 141,021.94
  4. Step 4: Simplify right side
    567,503.34x = 120,047,854,040.47
  5. Step 5: Solve for x
    x = 120,047,854,040.47/567,503.34
  6. Step 6: Final answer
    x = 211,536.82

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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.