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Finding the Fourth Proportional to 575,999.60, 863,999.40 and 201,887.60

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Solution

The fourth proportional to 575,999.60, 863,999.40 and 201,887.60 is: 302,831.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,999.60 : 863,999.40 = 201,887.60 : x
  2. Step 2: Convert to fraction form
    575,999.60/863,999.40 = 201,887.60/x
  3. Step 3: Cross multiply
    575,999.60x = 863,999.40 × 201,887.60
  4. Step 4: Simplify right side
    575,999.60x = 174,430,765,267.44
  5. Step 5: Solve for x
    x = 174,430,765,267.44/575,999.60
  6. Step 6: Final answer
    x = 302,831.40

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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.