Home / 790,381.88-1,185,575.70-191,341.94

Finding the Fourth Proportional to 790,381.88, 1,185,575.70 and 191,341.94

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Solution

The fourth proportional to 790,381.88, 1,185,575.70 and 191,341.94 is: 287,013.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,381.88 : 1,185,575.70 = 191,341.94 : x
  2. Step 2: Convert to fraction form
    790,381.88/1,185,575.70 = 191,341.94/x
  3. Step 3: Cross multiply
    790,381.88x = 1,185,575.70 × 191,341.94
  4. Step 4: Simplify right side
    790,381.88x = 226,850,354,454.86
  5. Step 5: Solve for x
    x = 226,850,354,454.86/790,381.88
  6. Step 6: Final answer
    x = 287,013.61

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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.