Home / 649,391.49-974,214.81-200,035.89

Finding the Fourth Proportional to 649,391.49, 974,214.81 and 200,035.89

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Solution

The fourth proportional to 649,391.49, 974,214.81 and 200,035.89 is: 300,093.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,391.49 : 974,214.81 = 200,035.89 : x
  2. Step 2: Convert to fraction form
    649,391.49/974,214.81 = 200,035.89/x
  3. Step 3: Cross multiply
    649,391.49x = 974,214.81 × 200,035.89
  4. Step 4: Simplify right side
    649,391.49x = 194,877,926,569.53
  5. Step 5: Solve for x
    x = 194,877,926,569.53/649,391.49
  6. Step 6: Final answer
    x = 300,093.13

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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.