Home / 790,707.53-1,186,050.80-191,673.95

Finding the Fourth Proportional to 790,707.53, 1,186,050.80 and 191,673.95

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Solution

The fourth proportional to 790,707.53, 1,186,050.80 and 191,673.95 is: 287,508.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,707.53 : 1,186,050.80 = 191,673.95 : x
  2. Step 2: Convert to fraction form
    790,707.53/1,186,050.80 = 191,673.95/x
  3. Step 3: Cross multiply
    790,707.53x = 1,186,050.80 × 191,673.95
  4. Step 4: Simplify right side
    790,707.53x = 227,335,040,778.29
  5. Step 5: Solve for x
    x = 227,335,040,778.29/790,707.53
  6. Step 6: Final answer
    x = 287,508.38

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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.