Home / 760,304.29-1,139,447.62-634,191.61

Finding the Fourth Proportional to 760,304.29, 1,139,447.62 and 634,191.61

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Solution

The fourth proportional to 760,304.29, 1,139,447.62 and 634,191.61 is: 950,445.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,304.29 : 1,139,447.62 = 634,191.61 : x
  2. Step 2: Convert to fraction form
    760,304.29/1,139,447.62 = 634,191.61/x
  3. Step 3: Cross multiply
    760,304.29x = 1,139,447.62 × 634,191.61
  4. Step 4: Simplify right side
    760,304.29x = 722,628,122,850.57
  5. Step 5: Solve for x
    x = 722,628,122,850.57/760,304.29
  6. Step 6: Final answer
    x = 950,445.94

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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.