Home / 1,146,124.80-1,719,187.20-304,761.60

Finding the Fourth Proportional to 1,146,124.80, 1,719,187.20 and 304,761.60

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Solution

The fourth proportional to 1,146,124.80, 1,719,187.20 and 304,761.60 is: 457,142.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,124.80 : 1,719,187.20 = 304,761.60 : x
  2. Step 2: Convert to fraction form
    1,146,124.80/1,719,187.20 = 304,761.60/x
  3. Step 3: Cross multiply
    1,146,124.80x = 1,719,187.20 × 304,761.60
  4. Step 4: Simplify right side
    1,146,124.80x = 523,942,241,771.52
  5. Step 5: Solve for x
    x = 523,942,241,771.52/1,146,124.80
  6. Step 6: Final answer
    x = 457,142.40

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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.