Home / 833,291.62-1,149,938.82-465,768.28

Finding the Fourth Proportional to 833,291.62, 1,149,938.82 and 465,768.28

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Solution

The fourth proportional to 833,291.62, 1,149,938.82 and 465,768.28 is: 642,758.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,291.62 : 1,149,938.82 = 465,768.28 : x
  2. Step 2: Convert to fraction form
    833,291.62/1,149,938.82 = 465,768.28/x
  3. Step 3: Cross multiply
    833,291.62x = 1,149,938.82 × 465,768.28
  4. Step 4: Simplify right side
    833,291.62x = 535,605,026,296.63
  5. Step 5: Solve for x
    x = 535,605,026,296.63/833,291.62
  6. Step 6: Final answer
    x = 642,758.21

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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.