Home / 727,852.88-1,092,392.76-307,430.48

Finding the Fourth Proportional to 727,852.88, 1,092,392.76 and 307,430.48

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Solution

The fourth proportional to 727,852.88, 1,092,392.76 and 307,430.48 is: 461,404.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,852.88 : 1,092,392.76 = 307,430.48 : x
  2. Step 2: Convert to fraction form
    727,852.88/1,092,392.76 = 307,430.48/x
  3. Step 3: Cross multiply
    727,852.88x = 1,092,392.76 × 307,430.48
  4. Step 4: Simplify right side
    727,852.88x = 335,834,830,555.33
  5. Step 5: Solve for x
    x = 335,834,830,555.33/727,852.88
  6. Step 6: Final answer
    x = 461,404.82

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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.