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Finding the Fourth Proportional to 537,952.49, 804,681.39 and 378,017.18

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Solution

The fourth proportional to 537,952.49, 804,681.39 and 378,017.18 is: 565,446.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,952.49 : 804,681.39 = 378,017.18 : x
  2. Step 2: Convert to fraction form
    537,952.49/804,681.39 = 378,017.18/x
  3. Step 3: Cross multiply
    537,952.49x = 804,681.39 × 378,017.18
  4. Step 4: Simplify right side
    537,952.49x = 304,183,389,846.28
  5. Step 5: Solve for x
    x = 304,183,389,846.28/537,952.49
  6. Step 6: Final answer
    x = 565,446.57

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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.