Home / 679,308.93-1,017,634.73-559,537.83

Finding the Fourth Proportional to 679,308.93, 1,017,634.73 and 559,537.83

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Solution

The fourth proportional to 679,308.93, 1,017,634.73 and 559,537.83 is: 838,212.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,308.93 : 1,017,634.73 = 559,537.83 : x
  2. Step 2: Convert to fraction form
    679,308.93/1,017,634.73 = 559,537.83/x
  3. Step 3: Cross multiply
    679,308.93x = 1,017,634.73 × 559,537.83
  4. Step 4: Simplify right side
    679,308.93x = 569,405,125,759.15
  5. Step 5: Solve for x
    x = 569,405,125,759.15/679,308.93
  6. Step 6: Final answer
    x = 838,212.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.