Home / 695,677.35-1,042,156.94-479,497.67

Finding the Fourth Proportional to 695,677.35, 1,042,156.94 and 479,497.67

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Solution

The fourth proportional to 695,677.35, 1,042,156.94 and 479,497.67 is: 718,309.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,677.35 : 1,042,156.94 = 479,497.67 : x
  2. Step 2: Convert to fraction form
    695,677.35/1,042,156.94 = 479,497.67/x
  3. Step 3: Cross multiply
    695,677.35x = 1,042,156.94 × 479,497.67
  4. Step 4: Simplify right side
    695,677.35x = 499,711,820,492.29
  5. Step 5: Solve for x
    x = 499,711,820,492.29/695,677.35
  6. Step 6: Final answer
    x = 718,309.75

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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.