Home / 495,576.20-743,392.54-140,562.32

Finding the Fourth Proportional to 495,576.20, 743,392.54 and 140,562.32

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Solution

The fourth proportional to 495,576.20, 743,392.54 and 140,562.32 is: 210,851.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,576.20 : 743,392.54 = 140,562.32 : x
  2. Step 2: Convert to fraction form
    495,576.20/743,392.54 = 140,562.32/x
  3. Step 3: Cross multiply
    495,576.20x = 743,392.54 × 140,562.32
  4. Step 4: Simplify right side
    495,576.20x = 104,492,980,093.09
  5. Step 5: Solve for x
    x = 104,492,980,093.09/495,576.20
  6. Step 6: Final answer
    x = 210,851.49

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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.