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Finding the Fourth Proportional to 471,865.76, 651,168.24 and 270,657.44

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Solution

The fourth proportional to 471,865.76, 651,168.24 and 270,657.44 is: 373,503.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,865.76 : 651,168.24 = 270,657.44 : x
  2. Step 2: Convert to fraction form
    471,865.76/651,168.24 = 270,657.44/x
  3. Step 3: Cross multiply
    471,865.76x = 651,168.24 × 270,657.44
  4. Step 4: Simplify right side
    471,865.76x = 176,243,528,847.71
  5. Step 5: Solve for x
    x = 176,243,528,847.71/471,865.76
  6. Step 6: Final answer
    x = 373,503.53

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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.