Home / 616,708.98-851,077.09-344,788.33

Finding the Fourth Proportional to 616,708.98, 851,077.09 and 344,788.33

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Solution

The fourth proportional to 616,708.98, 851,077.09 and 344,788.33 is: 475,818.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,708.98 : 851,077.09 = 344,788.33 : x
  2. Step 2: Convert to fraction form
    616,708.98/851,077.09 = 344,788.33/x
  3. Step 3: Cross multiply
    616,708.98x = 851,077.09 × 344,788.33
  4. Step 4: Simplify right side
    616,708.98x = 293,441,448,562.36
  5. Step 5: Solve for x
    x = 293,441,448,562.36/616,708.98
  6. Step 6: Final answer
    x = 475,818.35

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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.