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Finding the Fourth Proportional to 455,777.55, 683,248.37 and 175,083.39

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Solution

The fourth proportional to 455,777.55, 683,248.37 and 175,083.39 is: 262,464.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,777.55 : 683,248.37 = 175,083.39 : x
  2. Step 2: Convert to fraction form
    455,777.55/683,248.37 = 175,083.39/x
  3. Step 3: Cross multiply
    455,777.55x = 683,248.37 × 175,083.39
  4. Step 4: Simplify right side
    455,777.55x = 119,625,439,956.16
  5. Step 5: Solve for x
    x = 119,625,439,956.16/455,777.55
  6. Step 6: Final answer
    x = 262,464.53

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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.