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Finding the Fourth Proportional to 462,801.84, 693,410.28 and 252,587.28

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Solution

The fourth proportional to 462,801.84, 693,410.28 and 252,587.28 is: 378,448.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,801.84 : 693,410.28 = 252,587.28 : x
  2. Step 2: Convert to fraction form
    462,801.84/693,410.28 = 252,587.28/x
  3. Step 3: Cross multiply
    462,801.84x = 693,410.28 × 252,587.28
  4. Step 4: Simplify right side
    462,801.84x = 175,146,616,549.24
  5. Step 5: Solve for x
    x = 175,146,616,549.24/462,801.84
  6. Step 6: Final answer
    x = 378,448.40

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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.