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Finding the Fourth Proportional to 544,054.30, 815,097.30 and 465,322.30

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Solution

The fourth proportional to 544,054.30, 815,097.30 and 465,322.30 is: 697,141.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,054.30 : 815,097.30 = 465,322.30 : x
  2. Step 2: Convert to fraction form
    544,054.30/815,097.30 = 465,322.30/x
  3. Step 3: Cross multiply
    544,054.30x = 815,097.30 × 465,322.30
  4. Step 4: Simplify right side
    544,054.30x = 379,282,950,359.79
  5. Step 5: Solve for x
    x = 379,282,950,359.79/544,054.30
  6. Step 6: Final answer
    x = 697,141.72

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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.