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Finding the Fourth Proportional to 483,459.68, 725,080.16 and 183,833.40

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Solution

The fourth proportional to 483,459.68, 725,080.16 and 183,833.40 is: 275,708.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,459.68 : 725,080.16 = 183,833.40 : x
  2. Step 2: Convert to fraction form
    483,459.68/725,080.16 = 183,833.40/x
  3. Step 3: Cross multiply
    483,459.68x = 725,080.16 × 183,833.40
  4. Step 4: Simplify right side
    483,459.68x = 133,293,951,085.34
  5. Step 5: Solve for x
    x = 133,293,951,085.34/483,459.68
  6. Step 6: Final answer
    x = 275,708.52

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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.