Home / 289,520.36-433,638.94-222,466.92

Finding the Fourth Proportional to 289,520.36, 433,638.94 and 222,466.92

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Solution

The fourth proportional to 289,520.36, 433,638.94 and 222,466.92 is: 333,207.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,520.36 : 433,638.94 = 222,466.92 : x
  2. Step 2: Convert to fraction form
    289,520.36/433,638.94 = 222,466.92/x
  3. Step 3: Cross multiply
    289,520.36x = 433,638.94 × 222,466.92
  4. Step 4: Simplify right side
    289,520.36x = 96,470,319,373.86
  5. Step 5: Solve for x
    x = 96,470,319,373.86/289,520.36
  6. Step 6: Final answer
    x = 333,207.38

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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.