Home / 398,230.77-595,942.43-248,541.15

Finding the Fourth Proportional to 398,230.77, 595,942.43 and 248,541.15

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Solution

The fourth proportional to 398,230.77, 595,942.43 and 248,541.15 is: 371,935.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,230.77 : 595,942.43 = 248,541.15 : x
  2. Step 2: Convert to fraction form
    398,230.77/595,942.43 = 248,541.15/x
  3. Step 3: Cross multiply
    398,230.77x = 595,942.43 × 248,541.15
  4. Step 4: Simplify right side
    398,230.77x = 148,116,215,643.29
  5. Step 5: Solve for x
    x = 148,116,215,643.29/398,230.77
  6. Step 6: Final answer
    x = 371,935.64

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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.