Home / 907,053.95-1,251,743.82-519,860.97

Finding the Fourth Proportional to 907,053.95, 1,251,743.82 and 519,860.97

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Solution

The fourth proportional to 907,053.95, 1,251,743.82 and 519,860.97 is: 717,413.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,053.95 : 1,251,743.82 = 519,860.97 : x
  2. Step 2: Convert to fraction form
    907,053.95/1,251,743.82 = 519,860.97/x
  3. Step 3: Cross multiply
    907,053.95x = 1,251,743.82 × 519,860.97
  4. Step 4: Simplify right side
    907,053.95x = 650,732,756,456.71
  5. Step 5: Solve for x
    x = 650,732,756,456.71/907,053.95
  6. Step 6: Final answer
    x = 717,413.51

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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.