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Finding the Fourth Proportional to 424,053.48, 585,197.46 and 233,071.32

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Solution

The fourth proportional to 424,053.48, 585,197.46 and 233,071.32 is: 321,640.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,053.48 : 585,197.46 = 233,071.32 : x
  2. Step 2: Convert to fraction form
    424,053.48/585,197.46 = 233,071.32/x
  3. Step 3: Cross multiply
    424,053.48x = 585,197.46 × 233,071.32
  4. Step 4: Simplify right side
    424,053.48x = 136,392,744,462.85
  5. Step 5: Solve for x
    x = 136,392,744,462.85/424,053.48
  6. Step 6: Final answer
    x = 321,640.43

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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.