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Finding the Fourth Proportional to 455,501.90, 683,252.85 and 175,025.90

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Solution

The fourth proportional to 455,501.90, 683,252.85 and 175,025.90 is: 262,538.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,501.90 : 683,252.85 = 175,025.90 : x
  2. Step 2: Convert to fraction form
    455,501.90/683,252.85 = 175,025.90/x
  3. Step 3: Cross multiply
    455,501.90x = 683,252.85 × 175,025.90
  4. Step 4: Simplify right side
    455,501.90x = 119,586,944,998.82
  5. Step 5: Solve for x
    x = 119,586,944,998.82/455,501.90
  6. Step 6: Final answer
    x = 262,538.85

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Similar ratio
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1.5x scale

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.