Home / 284,670.27-427,012.97-124,663.55

Finding the Fourth Proportional to 284,670.27, 427,012.97 and 124,663.55

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Solution

The fourth proportional to 284,670.27, 427,012.97 and 124,663.55 is: 186,998.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,670.27 : 427,012.97 = 124,663.55 : x
  2. Step 2: Convert to fraction form
    284,670.27/427,012.97 = 124,663.55/x
  3. Step 3: Cross multiply
    284,670.27x = 427,012.97 × 124,663.55
  4. Step 4: Simplify right side
    284,670.27x = 53,232,949,977.86
  5. Step 5: Solve for x
    x = 53,232,949,977.86/284,670.27
  6. Step 6: Final answer
    x = 186,998.63

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1.5x scale

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.