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Finding the Fourth Proportional to 424,880.64, 585,957.12 and 335,301.12

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Solution

The fourth proportional to 424,880.64, 585,957.12 and 335,301.12 is: 462,417.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,880.64 : 585,957.12 = 335,301.12 : x
  2. Step 2: Convert to fraction form
    424,880.64/585,957.12 = 335,301.12/x
  3. Step 3: Cross multiply
    424,880.64x = 585,957.12 × 335,301.12
  4. Step 4: Simplify right side
    424,880.64x = 196,472,078,607.97
  5. Step 5: Solve for x
    x = 196,472,078,607.97/424,880.64
  6. Step 6: Final answer
    x = 462,417.11

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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.