Home / 421,946.26-582,285.41-230,957.94

Finding the Fourth Proportional to 421,946.26, 582,285.41 and 230,957.94

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Solution

The fourth proportional to 421,946.26, 582,285.41 and 230,957.94 is: 318,721.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    421,946.26 : 582,285.41 = 230,957.94 : x
  2. Step 2: Convert to fraction form
    421,946.26/582,285.41 = 230,957.94/x
  3. Step 3: Cross multiply
    421,946.26x = 582,285.41 × 230,957.94
  4. Step 4: Simplify right side
    421,946.26x = 134,483,438,785.66
  5. Step 5: Solve for x
    x = 134,483,438,785.66/421,946.26
  6. Step 6: Final answer
    x = 318,721.72

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1.5x scale

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.