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Finding the Fourth Proportional to 575,151.40, 863,110.98 and 201,174.36

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Solution

The fourth proportional to 575,151.40, 863,110.98 and 201,174.36 is: 301,895.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,151.40 : 863,110.98 = 201,174.36 : x
  2. Step 2: Convert to fraction form
    575,151.40/863,110.98 = 201,174.36/x
  3. Step 3: Cross multiply
    575,151.40x = 863,110.98 × 201,174.36
  4. Step 4: Simplify right side
    575,151.40x = 173,635,799,010.47
  5. Step 5: Solve for x
    x = 173,635,799,010.47/575,151.40
  6. Step 6: Final answer
    x = 301,895.81

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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.