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Finding the Fourth Proportional to 536,018.08, 739,706 and 297,554.08

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Solution

The fourth proportional to 536,018.08, 739,706 and 297,554.08 is: 410,625.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,018.08 : 739,706 = 297,554.08 : x
  2. Step 2: Convert to fraction form
    536,018.08/739,706 = 297,554.08/x
  3. Step 3: Cross multiply
    536,018.08x = 739,706 × 297,554.08
  4. Step 4: Simplify right side
    536,018.08x = 220,102,538,300.48
  5. Step 5: Solve for x
    x = 220,102,538,300.48/536,018.08
  6. Step 6: Final answer
    x = 410,625.21

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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.