Home / 350,627.28-525,405.69-208,192.07

Finding the Fourth Proportional to 350,627.28, 525,405.69 and 208,192.07

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Solution

The fourth proportional to 350,627.28, 525,405.69 and 208,192.07 is: 311,970.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,627.28 : 525,405.69 = 208,192.07 : x
  2. Step 2: Convert to fraction form
    350,627.28/525,405.69 = 208,192.07/x
  3. Step 3: Cross multiply
    350,627.28x = 525,405.69 × 208,192.07
  4. Step 4: Simplify right side
    350,627.28x = 109,385,295,563.85
  5. Step 5: Solve for x
    x = 109,385,295,563.85/350,627.28
  6. Step 6: Final answer
    x = 311,970.29

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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.