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Finding the Fourth Proportional to 591,770.55, 816,627.02 and 333,645.27

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Solution

The fourth proportional to 591,770.55, 816,627.02 and 333,645.27 is: 460,421.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,770.55 : 816,627.02 = 333,645.27 : x
  2. Step 2: Convert to fraction form
    591,770.55/816,627.02 = 333,645.27/x
  3. Step 3: Cross multiply
    591,770.55x = 816,627.02 × 333,645.27
  4. Step 4: Simplify right side
    591,770.55x = 272,463,742,577.20
  5. Step 5: Solve for x
    x = 272,463,742,577.20/591,770.55
  6. Step 6: Final answer
    x = 460,421.26

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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.