Home / 715,524.84-1,073,779.20-294,800.64

Finding the Fourth Proportional to 715,524.84, 1,073,779.20 and 294,800.64

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Solution

The fourth proportional to 715,524.84, 1,073,779.20 and 294,800.64 is: 442,403.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,524.84 : 1,073,779.20 = 294,800.64 : x
  2. Step 2: Convert to fraction form
    715,524.84/1,073,779.20 = 294,800.64/x
  3. Step 3: Cross multiply
    715,524.84x = 1,073,779.20 × 294,800.64
  4. Step 4: Simplify right side
    715,524.84x = 316,550,795,378.69
  5. Step 5: Solve for x
    x = 316,550,795,378.69/715,524.84
  6. Step 6: Final answer
    x = 442,403.64

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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.