Home / 557,782-839,707.96-508,180.84

Finding the Fourth Proportional to 557,782, 839,707.96 and 508,180.84

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Solution

The fourth proportional to 557,782, 839,707.96 and 508,180.84 is: 765,036.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,782 : 839,707.96 = 508,180.84 : x
  2. Step 2: Convert to fraction form
    557,782/839,707.96 = 508,180.84/x
  3. Step 3: Cross multiply
    557,782x = 839,707.96 × 508,180.84
  4. Step 4: Simplify right side
    557,782x = 426,723,496,467.49
  5. Step 5: Solve for x
    x = 426,723,496,467.49/557,782
  6. Step 6: Final answer
    x = 765,036.33

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.