Home / 715,495.07-1,073,734.70-294,770.95

Finding the Fourth Proportional to 715,495.07, 1,073,734.70 and 294,770.95

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Solution

The fourth proportional to 715,495.07, 1,073,734.70 and 294,770.95 is: 442,359.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,495.07 : 1,073,734.70 = 294,770.95 : x
  2. Step 2: Convert to fraction form
    715,495.07/1,073,734.70 = 294,770.95/x
  3. Step 3: Cross multiply
    715,495.07x = 1,073,734.70 × 294,770.95
  4. Step 4: Simplify right side
    715,495.07x = 316,505,793,408.77
  5. Step 5: Solve for x
    x = 316,505,793,408.77/715,495.07
  6. Step 6: Final answer
    x = 442,359.15

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1.5x scale

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.