Home / 307,619.20-461,501.70-157,882.60

Finding the Fourth Proportional to 307,619.20, 461,501.70 and 157,882.60

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Solution

The fourth proportional to 307,619.20, 461,501.70 and 157,882.60 is: 236,861.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,619.20 : 461,501.70 = 157,882.60 : x
  2. Step 2: Convert to fraction form
    307,619.20/461,501.70 = 157,882.60/x
  3. Step 3: Cross multiply
    307,619.20x = 461,501.70 × 157,882.60
  4. Step 4: Simplify right side
    307,619.20x = 72,863,088,300.42
  5. Step 5: Solve for x
    x = 72,863,088,300.42/307,619.20
  6. Step 6: Final answer
    x = 236,861.32

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1.5x scale

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.