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Finding the Fourth Proportional to 424,489.62, 585,785.91 and 233,498.94

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Solution

The fourth proportional to 424,489.62, 585,785.91 and 233,498.94 is: 322,223.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,489.62 : 585,785.91 = 233,498.94 : x
  2. Step 2: Convert to fraction form
    424,489.62/585,785.91 = 233,498.94/x
  3. Step 3: Cross multiply
    424,489.62x = 585,785.91 × 233,498.94
  4. Step 4: Simplify right side
    424,489.62x = 136,780,389,051.94
  5. Step 5: Solve for x
    x = 136,780,389,051.94/424,489.62
  6. Step 6: Final answer
    x = 322,223.17

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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.