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Finding the Fourth Proportional to 332,622, 458,479.31 and 259,897.77

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Solution

The fourth proportional to 332,622, 458,479.31 and 259,897.77 is: 358,237.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,622 : 458,479.31 = 259,897.77 : x
  2. Step 2: Convert to fraction form
    332,622/458,479.31 = 259,897.77/x
  3. Step 3: Cross multiply
    332,622x = 458,479.31 × 259,897.77
  4. Step 4: Simplify right side
    332,622x = 119,157,748,960.65
  5. Step 5: Solve for x
    x = 119,157,748,960.65/332,622
  6. Step 6: Final answer
    x = 358,237.73

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1.5x scale

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.