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Finding the Fourth Proportional to 483,881.58, 725,823.99 and 146,925.09

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Solution

The fourth proportional to 483,881.58, 725,823.99 and 146,925.09 is: 220,388.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,881.58 : 725,823.99 = 146,925.09 : x
  2. Step 2: Convert to fraction form
    483,881.58/725,823.99 = 146,925.09/x
  3. Step 3: Cross multiply
    483,881.58x = 725,823.99 × 146,925.09
  4. Step 4: Simplify right side
    483,881.58x = 106,641,755,054.91
  5. Step 5: Solve for x
    x = 106,641,755,054.91/483,881.58
  6. Step 6: Final answer
    x = 220,388.13

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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.