Home / 790,375.02-1,185,565.56-191,335.21

Finding the Fourth Proportional to 790,375.02, 1,185,565.56 and 191,335.21

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Solution

The fourth proportional to 790,375.02, 1,185,565.56 and 191,335.21 is: 287,003.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,375.02 : 1,185,565.56 = 191,335.21 : x
  2. Step 2: Convert to fraction form
    790,375.02/1,185,565.56 = 191,335.21/x
  3. Step 3: Cross multiply
    790,375.02x = 1,185,565.56 × 191,335.21
  4. Step 4: Simplify right side
    790,375.02x = 226,840,439,455.01
  5. Step 5: Solve for x
    x = 226,840,439,455.01/790,375.02
  6. Step 6: Final answer
    x = 287,003.56

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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.