Home / 284,310.41-392,338.08-156,983.27

Finding the Fourth Proportional to 284,310.41, 392,338.08 and 156,983.27

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Solution

The fourth proportional to 284,310.41, 392,338.08 and 156,983.27 is: 216,631.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,310.41 : 392,338.08 = 156,983.27 : x
  2. Step 2: Convert to fraction form
    284,310.41/392,338.08 = 156,983.27/x
  3. Step 3: Cross multiply
    284,310.41x = 392,338.08 × 156,983.27
  4. Step 4: Simplify right side
    284,310.41x = 61,590,512,782.23
  5. Step 5: Solve for x
    x = 61,590,512,782.23/284,310.41
  6. Step 6: Final answer
    x = 216,631.23

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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.