Home / 616,922.49-851,347.21-344,987.27

Finding the Fourth Proportional to 616,922.49, 851,347.21 and 344,987.27

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Solution

The fourth proportional to 616,922.49, 851,347.21 and 344,987.27 is: 476,079.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,922.49 : 851,347.21 = 344,987.27 : x
  2. Step 2: Convert to fraction form
    616,922.49/851,347.21 = 344,987.27/x
  3. Step 3: Cross multiply
    616,922.49x = 851,347.21 × 344,987.27
  4. Step 4: Simplify right side
    616,922.49x = 293,703,948,520.22
  5. Step 5: Solve for x
    x = 293,703,948,520.22/616,922.49
  6. Step 6: Final answer
    x = 476,079.17

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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.