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Finding the Fourth Proportional to 302,076.60, 452,726.10 and 231,606.60

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Solution

The fourth proportional to 302,076.60, 452,726.10 and 231,606.60 is: 347,111.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,076.60 : 452,726.10 = 231,606.60 : x
  2. Step 2: Convert to fraction form
    302,076.60/452,726.10 = 231,606.60/x
  3. Step 3: Cross multiply
    302,076.60x = 452,726.10 × 231,606.60
  4. Step 4: Simplify right side
    302,076.60x = 104,854,352,752.26
  5. Step 5: Solve for x
    x = 104,854,352,752.26/302,076.60
  6. Step 6: Final answer
    x = 347,111.80

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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.