Home / 936,244.80-1,404,712.80-305,179.20

Finding the Fourth Proportional to 936,244.80, 1,404,712.80 and 305,179.20

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Solution

The fourth proportional to 936,244.80, 1,404,712.80 and 305,179.20 is: 457,881.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,244.80 : 1,404,712.80 = 305,179.20 : x
  2. Step 2: Convert to fraction form
    936,244.80/1,404,712.80 = 305,179.20/x
  3. Step 3: Cross multiply
    936,244.80x = 1,404,712.80 × 305,179.20
  4. Step 4: Simplify right side
    936,244.80x = 428,689,128,533.76
  5. Step 5: Solve for x
    x = 428,689,128,533.76/936,244.80
  6. Step 6: Final answer
    x = 457,881.45

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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.