Home / 323,904.76-446,987.40-180,664.69

Finding the Fourth Proportional to 323,904.76, 446,987.40 and 180,664.69

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Solution

The fourth proportional to 323,904.76, 446,987.40 and 180,664.69 is: 249,316.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,904.76 : 446,987.40 = 180,664.69 : x
  2. Step 2: Convert to fraction form
    323,904.76/446,987.40 = 180,664.69/x
  3. Step 3: Cross multiply
    323,904.76x = 446,987.40 × 180,664.69
  4. Step 4: Simplify right side
    323,904.76x = 80,754,840,054.91
  5. Step 5: Solve for x
    x = 80,754,840,054.91/323,904.76
  6. Step 6: Final answer
    x = 249,316.62

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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.