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Finding the Fourth Proportional to 432,826.60, 649,239.90 and 246,202.60

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Solution

The fourth proportional to 432,826.60, 649,239.90 and 246,202.60 is: 369,303.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,826.60 : 649,239.90 = 246,202.60 : x
  2. Step 2: Convert to fraction form
    432,826.60/649,239.90 = 246,202.60/x
  3. Step 3: Cross multiply
    432,826.60x = 649,239.90 × 246,202.60
  4. Step 4: Simplify right side
    432,826.60x = 159,844,551,403.74
  5. Step 5: Solve for x
    x = 159,844,551,403.74/432,826.60
  6. Step 6: Final answer
    x = 369,303.90

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1.5x scale

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.