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Finding the Fourth Proportional to 591,158.73, 815,801.54 and 333,038.77

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Solution

The fourth proportional to 591,158.73, 815,801.54 and 333,038.77 is: 459,594.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,158.73 : 815,801.54 = 333,038.77 : x
  2. Step 2: Convert to fraction form
    591,158.73/815,801.54 = 333,038.77/x
  3. Step 3: Cross multiply
    591,158.73x = 815,801.54 × 333,038.77
  4. Step 4: Simplify right side
    591,158.73x = 271,693,544,203.24
  5. Step 5: Solve for x
    x = 271,693,544,203.24/591,158.73
  6. Step 6: Final answer
    x = 459,594.91

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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.