Home / 955,883-1,318,964.14-547,909.72

Finding the Fourth Proportional to 955,883, 1,318,964.14 and 547,909.72

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Solution

The fourth proportional to 955,883, 1,318,964.14 and 547,909.72 is: 756,026.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,883 : 1,318,964.14 = 547,909.72 : x
  2. Step 2: Convert to fraction form
    955,883/1,318,964.14 = 547,909.72/x
  3. Step 3: Cross multiply
    955,883x = 1,318,964.14 × 547,909.72
  4. Step 4: Simplify right side
    955,883x = 722,673,272,637.44
  5. Step 5: Solve for x
    x = 722,673,272,637.44/955,883
  6. Step 6: Final answer
    x = 756,026.91

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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.