Home / 947,937.60-1,308,169.44-565,997.76

Finding the Fourth Proportional to 947,937.60, 1,308,169.44 and 565,997.76

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Solution

The fourth proportional to 947,937.60, 1,308,169.44 and 565,997.76 is: 781,086.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,937.60 : 1,308,169.44 = 565,997.76 : x
  2. Step 2: Convert to fraction form
    947,937.60/1,308,169.44 = 565,997.76/x
  3. Step 3: Cross multiply
    947,937.60x = 1,308,169.44 × 565,997.76
  4. Step 4: Simplify right side
    947,937.60x = 740,420,972,740.45
  5. Step 5: Solve for x
    x = 740,420,972,740.45/947,937.60
  6. Step 6: Final answer
    x = 781,086.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.