Home / 320,725.14-442,594.05-177,476.58

Finding the Fourth Proportional to 320,725.14, 442,594.05 and 177,476.58

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Solution

The fourth proportional to 320,725.14, 442,594.05 and 177,476.58 is: 244,914.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,725.14 : 442,594.05 = 177,476.58 : x
  2. Step 2: Convert to fraction form
    320,725.14/442,594.05 = 177,476.58/x
  3. Step 3: Cross multiply
    320,725.14x = 442,594.05 × 177,476.58
  4. Step 4: Simplify right side
    320,725.14x = 78,550,078,322.35
  5. Step 5: Solve for x
    x = 78,550,078,322.35/320,725.14
  6. Step 6: Final answer
    x = 244,914.00

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1.5x scale

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.