Home / 492,596.57-738,926.07-208,234.13

Finding the Fourth Proportional to 492,596.57, 738,926.07 and 208,234.13

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Solution

The fourth proportional to 492,596.57, 738,926.07 and 208,234.13 is: 312,364.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,596.57 : 738,926.07 = 208,234.13 : x
  2. Step 2: Convert to fraction form
    492,596.57/738,926.07 = 208,234.13/x
  3. Step 3: Cross multiply
    492,596.57x = 738,926.07 × 208,234.13
  4. Step 4: Simplify right side
    492,596.57x = 153,869,623,430.92
  5. Step 5: Solve for x
    x = 153,869,623,430.92/492,596.57
  6. Step 6: Final answer
    x = 312,364.38

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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.