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Finding the Fourth Proportional to 591,897.66, 888,070.05 and 355,404.66

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Solution

The fourth proportional to 591,897.66, 888,070.05 and 355,404.66 is: 533,241.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,897.66 : 888,070.05 = 355,404.66 : x
  2. Step 2: Convert to fraction form
    591,897.66/888,070.05 = 355,404.66/x
  3. Step 3: Cross multiply
    591,897.66x = 888,070.05 × 355,404.66
  4. Step 4: Simplify right side
    591,897.66x = 315,624,234,176.43
  5. Step 5: Solve for x
    x = 315,624,234,176.43/591,897.66
  6. Step 6: Final answer
    x = 533,241.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.