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Finding the Fourth Proportional to 591,800.84, 816,636.49 and 333,663.76

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Solution

The fourth proportional to 591,800.84, 816,636.49 and 333,663.76 is: 460,428.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,800.84 : 816,636.49 = 333,663.76 : x
  2. Step 2: Convert to fraction form
    591,800.84/816,636.49 = 333,663.76/x
  3. Step 3: Cross multiply
    591,800.84x = 816,636.49 × 333,663.76
  4. Step 4: Simplify right side
    591,800.84x = 272,482,001,806.60
  5. Step 5: Solve for x
    x = 272,482,001,806.60/591,800.84
  6. Step 6: Final answer
    x = 460,428.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.