Home / 446,272.43-669,430.16-146,746.37

Finding the Fourth Proportional to 446,272.43, 669,430.16 and 146,746.37

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Solution

The fourth proportional to 446,272.43, 669,430.16 and 146,746.37 is: 220,126.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,272.43 : 669,430.16 = 146,746.37 : x
  2. Step 2: Convert to fraction form
    446,272.43/669,430.16 = 146,746.37/x
  3. Step 3: Cross multiply
    446,272.43x = 669,430.16 × 146,746.37
  4. Step 4: Simplify right side
    446,272.43x = 98,236,441,867.64
  5. Step 5: Solve for x
    x = 98,236,441,867.64/446,272.43
  6. Step 6: Final answer
    x = 220,126.62

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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.