Home / 955,566.72-1,318,736.52-547,736.40

Finding the Fourth Proportional to 955,566.72, 1,318,736.52 and 547,736.40

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Solution

The fourth proportional to 955,566.72, 1,318,736.52 and 547,736.40 is: 755,907.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,566.72 : 1,318,736.52 = 547,736.40 : x
  2. Step 2: Convert to fraction form
    955,566.72/1,318,736.52 = 547,736.40/x
  3. Step 3: Cross multiply
    955,566.72x = 1,318,736.52 × 547,736.40
  4. Step 4: Simplify right side
    955,566.72x = 722,319,994,013.33
  5. Step 5: Solve for x
    x = 722,319,994,013.33/955,566.72
  6. Step 6: Final answer
    x = 755,907.44

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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.