Home / 714,825.60-1,072,272.88-235,042.78

Finding the Fourth Proportional to 714,825.60, 1,072,272.88 and 235,042.78

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Solution

The fourth proportional to 714,825.60, 1,072,272.88 and 235,042.78 is: 352,575.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,825.60 : 1,072,272.88 = 235,042.78 : x
  2. Step 2: Convert to fraction form
    714,825.60/1,072,272.88 = 235,042.78/x
  3. Step 3: Cross multiply
    714,825.60x = 1,072,272.88 × 235,042.78
  4. Step 4: Simplify right side
    714,825.60x = 252,029,993,810.59
  5. Step 5: Solve for x
    x = 252,029,993,810.59/714,825.60
  6. Step 6: Final answer
    x = 352,575.50

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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.