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Finding the Fourth Proportional to 539,178.02, 808,881.85 and 160,099.84

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Solution

The fourth proportional to 539,178.02, 808,881.85 and 160,099.84 is: 240,183.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,178.02 : 808,881.85 = 160,099.84 : x
  2. Step 2: Convert to fraction form
    539,178.02/808,881.85 = 160,099.84/x
  3. Step 3: Cross multiply
    539,178.02x = 808,881.85 × 160,099.84
  4. Step 4: Simplify right side
    539,178.02x = 129,501,855,074.57
  5. Step 5: Solve for x
    x = 129,501,855,074.57/539,178.02
  6. Step 6: Final answer
    x = 240,183.85

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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.