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Finding the Fourth Proportional to 544,732.10, 817,616.55 and 465,935.30

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Solution

The fourth proportional to 544,732.10, 817,616.55 and 465,935.30 is: 699,346.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,732.10 : 817,616.55 = 465,935.30 : x
  2. Step 2: Convert to fraction form
    544,732.10/817,616.55 = 465,935.30/x
  3. Step 3: Cross multiply
    544,732.10x = 817,616.55 × 465,935.30
  4. Step 4: Simplify right side
    544,732.10x = 380,956,412,509.22
  5. Step 5: Solve for x
    x = 380,956,412,509.22/544,732.10
  6. Step 6: Final answer
    x = 699,346.36

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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.