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Finding the Fourth Proportional to 479,267.01, 661,608.63 and 413,594.60

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Solution

The fourth proportional to 479,267.01, 661,608.63 and 413,594.60 is: 570,950.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,267.01 : 661,608.63 = 413,594.60 : x
  2. Step 2: Convert to fraction form
    479,267.01/661,608.63 = 413,594.60/x
  3. Step 3: Cross multiply
    479,267.01x = 661,608.63 × 413,594.60
  4. Step 4: Simplify right side
    479,267.01x = 273,637,753,373.36
  5. Step 5: Solve for x
    x = 273,637,753,373.36/479,267.01
  6. Step 6: Final answer
    x = 570,950.53

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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.