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Finding the Fourth Proportional to 591,775.18, 816,608.73 and 333,661.30

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Solution

The fourth proportional to 591,775.18, 816,608.73 and 333,661.30 is: 460,429.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,775.18 : 816,608.73 = 333,661.30 : x
  2. Step 2: Convert to fraction form
    591,775.18/816,608.73 = 333,661.30/x
  3. Step 3: Cross multiply
    591,775.18x = 816,608.73 × 333,661.30
  4. Step 4: Simplify right side
    591,775.18x = 272,470,730,443.15
  5. Step 5: Solve for x
    x = 272,470,730,443.15/591,775.18
  6. Step 6: Final answer
    x = 460,429.47

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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.