Home / 834,675.85-1,151,878.74-472,092.61

Finding the Fourth Proportional to 834,675.85, 1,151,878.74 and 472,092.61

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Solution

The fourth proportional to 834,675.85, 1,151,878.74 and 472,092.61 is: 651,502.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,675.85 : 1,151,878.74 = 472,092.61 : x
  2. Step 2: Convert to fraction form
    834,675.85/1,151,878.74 = 472,092.61/x
  3. Step 3: Cross multiply
    834,675.85x = 1,151,878.74 × 472,092.61
  4. Step 4: Simplify right side
    834,675.85x = 543,793,440,770.11
  5. Step 5: Solve for x
    x = 543,793,440,770.11/834,675.85
  6. Step 6: Final answer
    x = 651,502.55

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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.