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Finding the Fourth Proportional to 533,260.62, 735,891.30 and 291,537.54

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Solution

The fourth proportional to 533,260.62, 735,891.30 and 291,537.54 is: 402,317.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,260.62 : 735,891.30 = 291,537.54 : x
  2. Step 2: Convert to fraction form
    533,260.62/735,891.30 = 291,537.54/x
  3. Step 3: Cross multiply
    533,260.62x = 735,891.30 × 291,537.54
  4. Step 4: Simplify right side
    533,260.62x = 214,539,939,309.40
  5. Step 5: Solve for x
    x = 214,539,939,309.40/533,260.62
  6. Step 6: Final answer
    x = 402,317.24

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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.