Home / 284,890.48-427,336.45-116,410.81

Finding the Fourth Proportional to 284,890.48, 427,336.45 and 116,410.81

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Solution

The fourth proportional to 284,890.48, 427,336.45 and 116,410.81 is: 174,616.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,890.48 : 427,336.45 = 116,410.81 : x
  2. Step 2: Convert to fraction form
    284,890.48/427,336.45 = 116,410.81/x
  3. Step 3: Cross multiply
    284,890.48x = 427,336.45 × 116,410.81
  4. Step 4: Simplify right side
    284,890.48x = 49,746,582,287.02
  5. Step 5: Solve for x
    x = 49,746,582,287.02/284,890.48
  6. Step 6: Final answer
    x = 174,616.51

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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.