Home / 288,614.10-433,358.55-222,129.30

Finding the Fourth Proportional to 288,614.10, 433,358.55 and 222,129.30

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Solution

The fourth proportional to 288,614.10, 433,358.55 and 222,129.30 is: 333,530.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,614.10 : 433,358.55 = 222,129.30 : x
  2. Step 2: Convert to fraction form
    288,614.10/433,358.55 = 222,129.30/x
  3. Step 3: Cross multiply
    288,614.10x = 433,358.55 × 222,129.30
  4. Step 4: Simplify right side
    288,614.10x = 96,261,631,360.52
  5. Step 5: Solve for x
    x = 96,261,631,360.52/288,614.10
  6. Step 6: Final answer
    x = 333,530.59

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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.