Home / 667,435.41-1,001,152.51-268,076.25

Finding the Fourth Proportional to 667,435.41, 1,001,152.51 and 268,076.25

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Solution

The fourth proportional to 667,435.41, 1,001,152.51 and 268,076.25 is: 402,114.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,435.41 : 1,001,152.51 = 268,076.25 : x
  2. Step 2: Convert to fraction form
    667,435.41/1,001,152.51 = 268,076.25/x
  3. Step 3: Cross multiply
    667,435.41x = 1,001,152.51 × 268,076.25
  4. Step 4: Simplify right side
    667,435.41x = 268,385,209,888.70
  5. Step 5: Solve for x
    x = 268,385,209,888.70/667,435.41
  6. Step 6: Final answer
    x = 402,114.13

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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.