Home / 492,607.07-739,187.32-267,983.18

Finding the Fourth Proportional to 492,607.07, 739,187.32 and 267,983.18

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Solution

The fourth proportional to 492,607.07, 739,187.32 and 267,983.18 is: 402,125.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,607.07 : 739,187.32 = 267,983.18 : x
  2. Step 2: Convert to fraction form
    492,607.07/739,187.32 = 267,983.18/x
  3. Step 3: Cross multiply
    492,607.07x = 739,187.32 × 267,983.18
  4. Step 4: Simplify right side
    492,607.07x = 198,089,771,695.73
  5. Step 5: Solve for x
    x = 198,089,771,695.73/492,607.07
  6. Step 6: Final answer
    x = 402,125.31

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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.