Home / 326,432.31-450,364.10-183,172.47

Finding the Fourth Proportional to 326,432.31, 450,364.10 and 183,172.47

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Solution

The fourth proportional to 326,432.31, 450,364.10 and 183,172.47 is: 252,714.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,432.31 : 450,364.10 = 183,172.47 : x
  2. Step 2: Convert to fraction form
    326,432.31/450,364.10 = 183,172.47/x
  3. Step 3: Cross multiply
    326,432.31x = 450,364.10 × 183,172.47
  4. Step 4: Simplify right side
    326,432.31x = 82,494,303,680.46
  5. Step 5: Solve for x
    x = 82,494,303,680.46/326,432.31
  6. Step 6: Final answer
    x = 252,714.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.