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Finding the Fourth Proportional to 480,482.55, 719,932.19 and 164,766.15

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Solution

The fourth proportional to 480,482.55, 719,932.19 and 164,766.15 is: 246,877.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,482.55 : 719,932.19 = 164,766.15 : x
  2. Step 2: Convert to fraction form
    480,482.55/719,932.19 = 164,766.15/x
  3. Step 3: Cross multiply
    480,482.55x = 719,932.19 × 164,766.15
  4. Step 4: Simplify right side
    480,482.55x = 118,620,454,383.54
  5. Step 5: Solve for x
    x = 118,620,454,383.54/480,482.55
  6. Step 6: Final answer
    x = 246,877.76

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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.