Home / 307,528.20-461,292.30-141,316.20

Finding the Fourth Proportional to 307,528.20, 461,292.30 and 141,316.20

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Solution

The fourth proportional to 307,528.20, 461,292.30 and 141,316.20 is: 211,974.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,528.20 : 461,292.30 = 141,316.20 : x
  2. Step 2: Convert to fraction form
    307,528.20/461,292.30 = 141,316.20/x
  3. Step 3: Cross multiply
    307,528.20x = 461,292.30 × 141,316.20
  4. Step 4: Simplify right side
    307,528.20x = 65,188,074,925.26
  5. Step 5: Solve for x
    x = 65,188,074,925.26/307,528.20
  6. Step 6: Final answer
    x = 211,974.30

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Similar ratio
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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.