Home / 480,414.21-662,942.79-265,541.46

Finding the Fourth Proportional to 480,414.21, 662,942.79 and 265,541.46

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Solution

The fourth proportional to 480,414.21, 662,942.79 and 265,541.46 is: 366,431.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,414.21 : 662,942.79 = 265,541.46 : x
  2. Step 2: Convert to fraction form
    480,414.21/662,942.79 = 265,541.46/x
  3. Step 3: Cross multiply
    480,414.21x = 662,942.79 × 265,541.46
  4. Step 4: Simplify right side
    480,414.21x = 176,038,796,353.07
  5. Step 5: Solve for x
    x = 176,038,796,353.07/480,414.21
  6. Step 6: Final answer
    x = 366,431.29

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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.