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Finding the Fourth Proportional to 557,264.90, 835,897.35 and 136,537.13

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Solution

The fourth proportional to 557,264.90, 835,897.35 and 136,537.13 is: 204,805.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,264.90 : 835,897.35 = 136,537.13 : x
  2. Step 2: Convert to fraction form
    557,264.90/835,897.35 = 136,537.13/x
  3. Step 3: Cross multiply
    557,264.90x = 835,897.35 × 136,537.13
  4. Step 4: Simplify right side
    557,264.90x = 114,131,020,964.12
  5. Step 5: Solve for x
    x = 114,131,020,964.12/557,264.90
  6. Step 6: Final answer
    x = 204,805.69

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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.