Home / 350,457.20-483,631.37-189,312.25

Finding the Fourth Proportional to 350,457.20, 483,631.37 and 189,312.25

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Solution

The fourth proportional to 350,457.20, 483,631.37 and 189,312.25 is: 261,251.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,457.20 : 483,631.37 = 189,312.25 : x
  2. Step 2: Convert to fraction form
    350,457.20/483,631.37 = 189,312.25/x
  3. Step 3: Cross multiply
    350,457.20x = 483,631.37 × 189,312.25
  4. Step 4: Simplify right side
    350,457.20x = 91,557,343,232.70
  5. Step 5: Solve for x
    x = 91,557,343,232.70/350,457.20
  6. Step 6: Final answer
    x = 261,251.14

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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.