Home / 350,320.14-525,460.77-311,323.50

Finding the Fourth Proportional to 350,320.14, 525,460.77 and 311,323.50

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Solution

The fourth proportional to 350,320.14, 525,460.77 and 311,323.50 is: 466,967.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,320.14 : 525,460.77 = 311,323.50 : x
  2. Step 2: Convert to fraction form
    350,320.14/525,460.77 = 311,323.50/x
  3. Step 3: Cross multiply
    350,320.14x = 525,460.77 × 311,323.50
  4. Step 4: Simplify right side
    350,320.14x = 163,588,286,029.10
  5. Step 5: Solve for x
    x = 163,588,286,029.10/350,320.14
  6. Step 6: Final answer
    x = 466,967.97

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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.