Home / 525,947.24-788,921.09-126,588.02

Finding the Fourth Proportional to 525,947.24, 788,921.09 and 126,588.02

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Solution

The fourth proportional to 525,947.24, 788,921.09 and 126,588.02 is: 189,882.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,947.24 : 788,921.09 = 126,588.02 : x
  2. Step 2: Convert to fraction form
    525,947.24/788,921.09 = 126,588.02/x
  3. Step 3: Cross multiply
    525,947.24x = 788,921.09 × 126,588.02
  4. Step 4: Simplify right side
    525,947.24x = 99,867,954,141.80
  5. Step 5: Solve for x
    x = 99,867,954,141.80/525,947.24
  6. Step 6: Final answer
    x = 189,882.08

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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.