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Finding the Fourth Proportional to 348,283.28, 480,597.35 and 195,327.74

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Solution

The fourth proportional to 348,283.28, 480,597.35 and 195,327.74 is: 269,533.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,283.28 : 480,597.35 = 195,327.74 : x
  2. Step 2: Convert to fraction form
    348,283.28/480,597.35 = 195,327.74/x
  3. Step 3: Cross multiply
    348,283.28x = 480,597.35 × 195,327.74
  4. Step 4: Simplify right side
    348,283.28x = 93,873,990,845.86
  5. Step 5: Solve for x
    x = 93,873,990,845.86/348,283.28
  6. Step 6: Final answer
    x = 269,533.44

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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.