Home / 307,532.20-461,298.30-223,551.40

Finding the Fourth Proportional to 307,532.20, 461,298.30 and 223,551.40

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Solution

The fourth proportional to 307,532.20, 461,298.30 and 223,551.40 is: 335,327.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,532.20 : 461,298.30 = 223,551.40 : x
  2. Step 2: Convert to fraction form
    307,532.20/461,298.30 = 223,551.40/x
  3. Step 3: Cross multiply
    307,532.20x = 461,298.30 × 223,551.40
  4. Step 4: Simplify right side
    307,532.20x = 103,123,880,782.62
  5. Step 5: Solve for x
    x = 103,123,880,782.62/307,532.20
  6. Step 6: Final answer
    x = 335,327.10

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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.