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Finding the Fourth Proportional to 484,656.60, 727,099.90 and 152,232.60

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Solution

The fourth proportional to 484,656.60, 727,099.90 and 152,232.60 is: 228,385.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,656.60 : 727,099.90 = 152,232.60 : x
  2. Step 2: Convert to fraction form
    484,656.60/727,099.90 = 152,232.60/x
  3. Step 3: Cross multiply
    484,656.60x = 727,099.90 × 152,232.60
  4. Step 4: Simplify right side
    484,656.60x = 110,688,308,236.74
  5. Step 5: Solve for x
    x = 110,688,308,236.74/484,656.60
  6. Step 6: Final answer
    x = 228,385.02

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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.