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Finding the Fourth Proportional to 446,099.45, 615,600.54 and 242,145.98

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Solution

The fourth proportional to 446,099.45, 615,600.54 and 242,145.98 is: 334,152.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,099.45 : 615,600.54 = 242,145.98 : x
  2. Step 2: Convert to fraction form
    446,099.45/615,600.54 = 242,145.98/x
  3. Step 3: Cross multiply
    446,099.45x = 615,600.54 × 242,145.98
  4. Step 4: Simplify right side
    446,099.45x = 149,065,192,968.83
  5. Step 5: Solve for x
    x = 149,065,192,968.83/446,099.45
  6. Step 6: Final answer
    x = 334,152.38

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1.5x scale

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.